Related:

• What 's gone and what 's past help Should be past grief.
  -- William Shakespeare (1564-1616), The Winter's Tale -- Act iii, Sc. 2...
• The past is not what it will be.
• The past should be a springboard, not a hammock.
• Past experience should be a guidepost, not a hitching post.
• The past is still the past. -- Beck
• Confess yourself to heaven; Repent what's past; avoid what is to come.
  -- William Shakespeare (1564-1616), Hamlet -- Act iii, Sc. 4...
• Things past redress and now with me past care. -- William Shakespeare, "Richard II
• Iago. What, are you hurt, lieutenant? Cas. Ay, past all surgery.
  -- William Shakespeare (1564-1616), Othello -- Act ii, Sc. 3...