Life belongs to the living, and he who lives must be prepared for changes.

Every great idea exerts, on first appearing, a tyrannical influence: Hence, the advantages it brings are turned all too soon into disadvantages.

People should talk less and draw more. Personally, I would like to renounce speech altogether and, like organic nature, communicate everything I have to say visually.

Just begin and the mind grows heated; continue, and the task will be completed!

The desire to explain what is simple by what is complex, what is easy by what is difficult, is a calamity.

He loves not who does not see the faults of the beloved as virtues.

It doesn't behoove elderly persons to follow fashion in their thinking nor in the way they dress.