The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?

You can say so much with pictures that you don't need to say in words.

I am the happiest creature in the world. Perhaps other people have said so before, but not one with such justice. I am happier even than Jane; she only smiles, I laugh.

I don’t let fear stop me.

认为仅仅因为理解了行为改变就会发生，这是领导力发展中最大的误区之一。

确保和平的最佳方式是强大到足以威慑潜在的侵略者。

The alternation of motion is ever proportional to the motive force impressed; and is made in the direction of the right line in which that force is impressed.

Arriving at one goal is the starting point to another.