With little wit and ease to suit them, They whirl in narrow circling trails, Like kittens playing with their tails.

It is opposition that makes us productive.

There are only two lasting bequests we can hope to give our children. One of these is roots, the other, wings.

I am fully convinced that the soul is indestructible, and its activity will continue through eternity.

The safest thing is always to try to convert everything that is in us and around us into action; let the others talk and argue about it as they please.

Oh how sweet it is to hear one's own convictions from another's lips.

Create, artist, do not talk.