Here is the test to find whether your mission on Earth is finished: if you're alive, it isn't.
-Richard Bach

Life consists not in holding good cards but in playing those you hold well.
-Josh Billings

Look, I don't want to wax philosophic, but I will say that if you're alive you've got to flap your arms and legs, you've got to jump around a lot, for life is the very opposite of death, and therefore you must at very least think noisy and colorfully, or you're not alive.
-Mel Brooks

Do not dwell in the past, do not dream of the future, concentrate the mind on the present moment.
-Buddha

Any idiot can face a crisis - it's day to day living that wears you out.
-Anton Chekhov

But now I have come to believe that the whole world is an enigma, a harmless enigma that is made terrible by our own mad attempt to interpret it as though it had an underlying truth.
-Umberto Eco

All life is an experiment.
-Ralph Waldo Emerson

Life has meaning only if one barters it day by day for something other than itself.
-Antoine de Saint-Exupery

Life is a series of collisions with the future; it is not the sum of what we have been, but what we yearn to be.
-Jose Ortega y Gasset

My formula for living is quite simple. I get up in the morning and I go to bed at night. In between, I occupy myself as best I can.
-Cary Grant

Believe that life is worth living and your belief will help create the fact.
-William James

He who has a why to live can bear almost any how.
-Friedrich Nietzsche