All mankind is divided into three classes: those who are immovable; those who are movable; and those who move.

Golf is an expensive way of playing marbles.

Peoplewho are too concerned with how well they are doing will be less successfuland feel less competent than those who focus on the task itself... Somepsychologists call it a conflict between egoorientation,or between extrinsic and intrinsic motivation…

A matter that becomes clear ceases to concern us.

Icannot give you a formula for success, but I can give you the formula forfailure: Try to please everyone.

Science has promised us truth. It has never promised us either peace or happiness.

The Universe is not only queerer that we imagine, it is queered than we can imagine.

To know how to free oneself is nothing: the arduous thing is to know what to do with one's freedom.

It is a strange desire, to seek power, and to loseliberty; or to seek power over others, and to lose power over a man's self.

The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore, all progress depends upon the unreasonable man.

A bad word whispered will echo a hundred miles.

One whodoes not look ahead remains behind.