Invitation to Leah's Bat Mitzvah celebration on Sunday May 27th at the Tree of Life synagogue. Illustrations of a palm tree and a sun appear on either side of the central text. On the back, the sender wrote: "I had the best day of my life in this shul. We will never forget what happened. We will make the world a better place."

Note from a member of The Church at Severn Run in Severn, Maryland. The note is enclosed in an envelope with church letterhead, reading: "The Church at Severn Run: Love Well, Live Jesus, Believe Big!" The note inside contains messages of love, prayer, and affirmation of God's goodness. The church's contact information is included on the back of the envelope.

Post-it note with handwritten message and illustration. The message reads, in Hebrew: "Am Yisrael Chai (The People of Israel Live)." A large heart and smaller Star of David appear in the upper and lower center.

Floral tag from floral arrangement, which reads: "May the lord Be with you!" The message is written in black ink on a printed tag with white and purple flecked flowers.

Printed Hanukkah note with edited photographs featuring the eleven October 27 attack victims with Hanukkah imagery in the background. From top-bottom and left-right: Melvin Wax, David and Cecil Rosenthal, Irving Younger, Daniel Stein, Bernice and Sylvan Simon, Jerry Rabinowitz, Joyce Fienberg, Richard Gottfried, and Rose Mallinger. A large blue Menorah with the words: "Happy Hanukkah appears below."

Floral tag enclosed in orange envelope from floral arrangement sent by Alfred University. The note is written in black ink on a printed tag with orange lillies on the left edge. The reverse is stamped with the contact information of Squirrel Hill Flower Shop.

Handwritten card from a student at Goddard Middle School in Littleton, Co. The front cover contains the following quote attributed to the movie star, James Dean: "Dream as you'll live forever, live as you'll die today." A Star of David appears below. Another quote, attributed to the author, August [middle initial and last name redacted] appears on the bottom right: "An empty box in an empty room is hard to fill, but over time it fills slowly..." An open, empty box appears above.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "G-d be with you. Know that the great-grandson of Or' [?]- gollath will always fail through those who the follow one true G-d." David.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "We wish you Peace and Love. May you feel that most people in the world love you and feel your sorrow. Love, Betty and Jack [last name redacted] Point Loma Community Presbyterian Church."

Card made by a student from the George Washington University Hillel. Card reads: "My thoughts and prayers are with your community. Stay strong, because the entire world is with you. - George [last name redacted]."

Message written on a green note card which affirms the importance of words and combatting hate. The note ends with the following words: "Squirrel Hill is in the hearts and minds of everyone in PGH [Pittsburgh] and in the world."

Note from a member of The Church at Severn Run in Severn, Maryland. The note is enclosed in an envelope with church letterhead, reading: "The Church at Severn Run: Love Well, Live Jesus, Believe Big!" The note inside contains blessings and affirmations of love. The church's contact information is included on the back of the envelope.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "My prayers are with you all at the Tree of Life synagogue. May our God ease your sorrow. Know that He is with you. May God bless you all. Eloise."

Post-it note with hand drawn, abstract illustration in blue marker.

Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.

Envelope containing handwritten notes from the first grade religious school class at Congregation Beth Torah in Richardson, Tx. Handwritten text on envelope reads, "Hand delivered with our deepest love and sympathy. From the first grad religious school class. Congregation Beth Torah, Richardson, Texas. May their memories be for a blessing."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dear Brothers and Sisters, We have been so deeply moved by the horrible tragedy your community is working through. Please know you are loved. You are cared for. You are being prayed over daily. Love, [?] family.

Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.