Doubt must be no more than vigilance, otherwise it can become dangerous.

Life always waits for some crisis to occur before revealing itself at its most brilliant.

History is the devil's scripture.

Man is born free and everywhere he is in chains.

As far as we can discern, the sole purpose of human existence is to kindle a light of meaning in the darkness of mere being.

And the day came when the risk to remain tight in a bud was more painful than the risk it took to blossom.

When one has not had a good father, one must create one.

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

To cherish what remains of the Earth and to foster its renewal is our only legitimate hope of survival.

Those who want to live, let them fight, and those who do not want to fight in this world of eternal struggle do not deserve to live.

The life of inner peace, being harmonious and without stress, is the easiest type of existence.

Nothing in life is more remarkable than the unnecessary anxiety which we endure, and generally create ourselves.

Don't cry for a man who's left you - the next one may fall for your smile.

How people treat you is their karma; how you react is yours.

To do a great right do a little wrong.

Life will not break your heart. It'll crush it.

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

I've learned that even when I have pains, I don't have to be one.

Old age, especially an honoured old age, has so great authority, that this is of more value than all the pleasures of youth.

Where there is love there is life.

I can choose either to be a victim of the world or an adventurer in search of treasure. It's all a question of how I view my life.