It is working within limits that the craftsman reveals himself.

To be sure, we have inherited abilities, but our development we owe to thousands of influences coming from the world around us from which we appropriate what we can and what is suitable to us.

Names are but noise and smoke, Obscuring heavenly light.

There are men who never err, because they never propose anything rational.

Properly speaking, such work is never finished; one must declare it so when, according to time and circumstances, one has done one's best.

Self knowledge is best learned not by contemplation, but by action.

There is strong shadow where there is much light.