My sailing system set sail, make it fast, no thoughts of energy or velocity, loll back, let boat drift.

One always likes to do the things for which one has ability.

It is also a natural thing for a serious young man that he should form for himself as precise an idea as possible of the goal of his desires.

In scientific thinking are always present elements of poetry. Science and music requires a thought homogeneous.

It is, in fact, nothing short of a miracle that the modern methods of instruction have not yet entirely strangled the holy curiosity of inquiry; for this delicate little plant, aside from stimulation, stands mainly in need of freedom; without this it goes to wrack and ruin without fail. It is a grave mistake to think that the enjoyment of seeing and searching can be promoted by means of coercion and a sense of duty.

The years of searching in the dark for a truth that one feels but cannot express, the intense desire and the alternations of confidence and misgiving until one breaks through to clarity and understanding, are known only to him who has experienced them himself.

After a certain high level of technical skill is achieved science and art tend to coalesce in aesthetics, plasticity, and form. The greatest scientists are artists as well.