Do not reveal what you have thought upon doing, but by wise council keep it secret being determined to carry it into execution.

I dream. Sometimes I think that's the only right thing to do.

Man is the only creature who refuses to be what he is.

Your inner world has its own taste, has its own fragrance, has its own light. And it is utterly silent.

Colorless green ideas sleep furiously

Knowing is not enough, we must apply. Willing is not enough, we must do.

An intelligent hell would be better than a stupid paradise.

Intelligence is the ability to adapt to change.

Courage is resistance to fear, mastery of fear - not absence of fear.

Don't take tomorrow to bed with you.

Only from the heart can you touch the sky.

It is always advisable to perceive clearly our ignorance.

When I stand before God at the end of my life, I would hope that I would not have a single bit of talent left, and could say, 'I used everything you gave me'.

In moments of great grief, that’s where you look and immerse yourself. You realise you are not immortal, you are not a god, you are part of the natural world and you come to accept that.

The difference between stupidity and genius is that genius has its limits.

There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self.

I think about the meaning of pain. Pain is personal. It really belongs to the one feeling it. Probably the only thing that is your own. I like mine.

Act as if the maxim of your action were to become through your will a general natural law

Never put off for tomorrow, what you can do today.

Desire is poverty. Desire is the greatest impurity of the mind. Desire is the motive force for action. Desire in the mind is the real impurity. Even a spark of desire is a very great evil.

Experience teaches us that it is much easier to prevent an enemy from posting themselves than it is to dislodge them after they have got possession.