When I make a mistake everyone can see it, but not when I lie.

Every solution of a problem is a new problem.

Mountains cannot be surmounted except by winding paths.

Once you have missed the first buttonhole, you'll never manage to button up.

Enthusiasm is of the greatest value, so long as we are not carried away by it.

I must consider more closely this cycle of good and bad days which I find coursing within myself. Passion, attachment, the urge to action, inventiveness, performance, order all alternate and keep their orbit; cheerfulness, vigor, energy, flexibility and fatigue, serenity as well as desire. Nothing disturbs the cycle for I lead a simple life, but I must still find the time and order in which I rotate.

The world is for thousands a freak show; the images flicker past and vanish; the impressions remain flat and unconnected in the soul. Thus they are easily led by the opinions of others, are content to let their impressions be shuffled and rearranged and evaluated differently.