“The art of living is to enjoy the present, without being too anxious about the future.”— Marguerite Gardiner, Countess of Blessington
“What happened in the past that was painful has a great deal to do with what we are today, but revisiting this painful past can do little or nothing to help us now.”— William Glasser
“The dynamic quality of history lies in its recovery of the past for the enrichment of the present.”— Mary Ritter Beard
“The present contains nothing more than the past, and what is found in the effect was already in the cause.”— Henri Bergson
“You feel the way you do right now because of the thoughts you are thinking at this moment.”— David D. Burns
“The events which transpired five thousand years ago; five years ago or five minutes ago, have determined what will happen five minutes from now; five years from now or five thousand years from now. All history is a current event.”— John Henrik Clarke