“What's done can't be undone.”
William Shakespeare
“The really unhappy person is the one who leaves undone what they can do, and starts doing what they don't understand; no wonder they come to grief.”
Johann Wolfgang von Goethe
“Sins cannot be undone, only forgiven.”
Igor Stravinsky
“Only put off until tomorrow what you are willing to die having left undone.”
Pablo Picasso
“Oh Lord, may I be directed what to do and what to leave undone”
Elizabeth Fry
“For a thing to remain undone nothing more is needed than to think of it done”
Baltasar Gracian
“Leave undone whatever you hesitate to do”
Kenko Yoshida