Life has its own hidden forces which you can only discover by living.

In the survival of favoured individuals and races, during the constantly-recurring struggle for existence, we see a powerful and ever-acting form of selection.

To do a great right do a little wrong.

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.

To live is to be musical, starting with the blood dancing in your veins. Everything living has a rhythm. Do you feel your music?

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

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

Always say 'yes' to the present moment... Surrender to what is. Say 'yes' to life - and see how life starts suddenly to start working for you rather than against you.

Do what's right for you, as long as it don't hurt no one

We all owe death a life.

Only he who accepts clashes and conflicts in life, loves life.

For life in general, there is but one decree: youth is a blunder, manhood a struggle, old age a regret.

Money is better than poverty, if only for financial reasons.

Landlords, like all other men, love to reap where they never sowed.

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

Life is a journey, not a destination.

Science is the outcome of being prepared to live without certainty and therefore a mark of maturity. It embraces doubt and loose ends.

All good things which exist are the fruits of originality.

By putting forward the hands of the clock you shall not advance the hour.

The man who has no sense of history, is like a man who has no ears or eyes

I did then what I knew how to do. Now that I know better, I do better.