Without a measureless and perpetual uncertainty, the drama of human life would be destroyed.

Nature is not human-hearted.

In the depth of winter, I finally learned that within me there lay an invincible summer.

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

A wise girl kisses but doesn't love, listens but doesn't believe, and leaves before she is left.

We can allow satellites, planets, suns, universe, nay whole systems of universes, to be governed by laws, but the smallest insect, we wish to be created at once by special act.

Be thankful that you have a life, and forsake your vain and presumptuous desire for a second one.

If you want to keep your memories, you first have to live them.

I have no idea what's awaiting me, or what will happen when this all ends. For the moment I know this: there are sick people and they need curing.

Imagination and fiction make up more than three quarters of our real life.

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

I desire to live in peace and to continue the life I have begun under the motto 'to live well you must live unseen'

Have you ever noticed that anybody driving slower than you is an idiot, and anyone going faster than you is a maniac?

Colors, like features, follow the changes of the emotions.

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

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

Wrinkles are engraved smiles.

Where there is love there is life.

The past is the best prophet of the future.

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

I don't need you to remind me of my age. I have a bladder to do that for me.