The more I see of life the more I perceive that only through solitary communion with nature can one gain an idea of its richness and meaning.

Civilization is an active deposit which is formed by the combustion of the Present with the Past. Neither in countries without a Present nor in those without a Past is it to be discovered.

There is no pain equal to that which two lovers can inflict on one another... It is when we begin to hurt those whom we love that the guilt with which we are born becomes intolerable, and since all those whom we love intensely and continuously grow part of us, and since we hate ourselves in them, so we torture ourselves and them together.

How many books did Renoir write on how to paint?

The goal of every culture is to decay through over-civilization; the factors of decadence, -- luxury, skepticism, weariness and superstition, -- are constant. The civilization of one epoch becomes the manure of the next.

In the dream of approaching forty I saw myself as about to die and realized that I was no longer myself, but a creature inhabited entirely by parasites, as a caterpillar is occupied by the grubs of the ichneumon fly. Gin, whisky, sloth, fear, guilt, tobacco, had made themselves my inquilines; alcohol sloshed about within, while tendrils of melon and vine grew out of ears and nostrils; my mind was a worn gramophone record, my true self was such a ruin as to seem non-existent, and all this had happened in the last three years.

In youth the life of reason is not in itself sufficient; afterwards the life of emotion, except for short periods, becomes unbearable.