If a man's wit be wandering, let him study the mathematics; for in demonstrations, if his wit be called away never so little, he must begin again.

It is impossible to love and to be wise.

Silence is the sleep that nourishes wisdom.

Begin doing what you want to do now. We are not living in eternity. We have only this moment, sparkling like a star in our hand - and melting like a snowflake.

If a man will begin with certainties, he shall end in doubts, but if he will content to begin with doubts, he shall end in certainties.

All rising to great places is by a winding stair.

It's not what we profess but what we practice that gives us integrity.

Man prefers to believe what he prefers to be true.

There is a difference between happiness and wisdom: he that thinks himself the happiest man is really so; but he that thinks himself the wisest is generally the greatest fool.

Read not to contradict and confute, nor to believe and take for granted... but to weigh and consider.

Life is a marshmallow, easy to chew but hard to swallow.

People forget history nowadays, he lamented, that is what the ego does, making one the prisoner of one's inflated present, ignoring the humble past one has lived.

There comes a time. The pain of existence transcends the fear of change. There comes a time.

I've gotten all kinds of reactions and it's been used in so many different ways.

For whom all winds are quiet as the sun,/ All waters as the shore.

I learned long ago to accept the fact that not everything I create will see the light of day.

I was aware of Darwin's views fourteen years before I adopted them, and I have done so solely and entirely from an independent study of plants themselves.

Trouble trouble and it will trouble you.

There's a lot of variety of musicians in Korea. I cannot say they are the best in the world, but I can say that Korean artists are really dynamic artists, so I am going to show that from now on.

And what would you do, ... if you could rule the world for a day? I suppose I would have no choice but to abolish reality.

When you demand nothing of the world, nor of God, when you want nothing, seek nothing, expect nothing, then the supreme state will come to you uninvited and unexpected.