Short as life is, we make it still shorter by the careless waste of time.

How can I go forward when I don't know which way I'm facing?

You never know what life is like, until you have lived it.

If man limits himself to a satisfied animal existence, and asks from life only what such an existence can give, the higher values of life at once disappear.

Your children are not your children. They are the sons and daughters of Life's longing for itself.

It is not the strongest of the species that survives, nor the most intelligent that survives. It is the one that is the most adaptable to change.

Within the child lies the fate of the future.

I think it's much more interesting to live not knowing than to have answers which might be wrong.

Let the guarantee of free speech be in every man's determination to use it, and we shall have no need of paper declarations.

Have no fear of perfection - you'll never reach it.

There's nowhere you can be that isn't where you're meant to be...

It is not how old you are, but how you are old.

We make up horrors to help us cope with the real ones.

Every person who ever thought he had a right to assert, and went boldly and asserted it, himself, or jointly with others that shared his convictions, was a direct actionist.

Insanity in individuals is rare - but in groups, parties, nations, and epochs, it is the rule.

Doing nothing is happiness for children and misery for old men.

I always like to look on the optimistic side of life, but I am realistic enough to know that life is a complex matter.

Live your life and forget your age.

Early in life I had to choose between honest arrogance and hypocritical humility. I chose the former and have seen no reason to change.

Every day brings a chance to live free of regret and with as much joy, fun, and laughter as you can stand.

Life is a disease, brother, and death begins already at birth. Every breath, every heartbeat, is a moment of dying - a little shove toward the end.