Thinking is easy, acting is difficult, and to put one's thoughts into action is the most difficult thing in the world.

Perseverance is a silent power that grows irresistibly greater with time.

People of uncommon abilities generally fall into eccentricities when their sphere of life is not adequate to their abilities.

Every man bears something within him that, if it were publicly announced, would excite feelings of aversion.

All that is alive tends toward color, individuality, specificity, effectiveness and opacity. All that is done with life inclines toward knowledge, abstraction, generality transfiguration and transparency.

And we went our separate ways without having understood each other. As in this world nobody understands the other easily.

By nature we have no defect that could not become a strength, no strength that could not become a defect.