The years between fifty and seventy are the hardest. You are always being asked to do things, and yet you are not decrepit enough to turn them down.

What do we live for, if not to make life less difficult for each other?

Iteration, like friction, is likely to generate heat instead of progress.

The reward of one duty is the power to fulfill another.

There is a mercy which is weakness, and even treason against the common good.

It is a narrow mind which cannot look at a subject from various points of view.

But what is opportunity to the man who can't use it?