Every time I see an adult on a bicycle, I no longer despair for the future of the human race.

A man who dares to waste one hour of time has not discovered the value of life.

In the end, it's not the years in your life that count. It's the life in your years.

You can have it all. Just not all at once.

To be able to look back upon ones life in satisfaction, is to live twice.

Life must be lived as play.

One does not become enlightened by imagining figures of light, but by making the darkness conscious.

If you break your neck, if you have nothing to eat, if your house is on fire, then you got a problem. Everything else is inconvenience.

Life is not an exact science, it is an art.

If people do not believe that mathematics is simple, it is only because they do not realize how complicated life is.

This terrifying world is not devoid of charms, of the mornings that make waking up worthwhile.

Last year I sang for the Queen of England, met the president of the United States, and got an Emmy and a star on The Walk of Fame. And what did I do? I was just being myself.

Don't be too timid and squeamish about your actions. All life is an experiment. The more experiments you make the better.

Humility is really important because it keeps you fresh and new.

How wonderful it is that nobody need wait a single moment before starting to improve the world.

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.

I restore myself when I'm alone.

Life should be great rather than long.

Life is pure adventure, and the sooner we realize that, the quicker we will be able to treat life as art.

Should you find yourself in a chronically leaking boat, energy devoted to changing vessels is likely to be more productive than energy devoted to patching leaks.

There is no worse bitterness than to reach the end of your life and realized you have not lived.