Our errors are steps on the way.

The power to do good is also the power to do harm.

A man's ruin lies in his tongue.

When your work speaks for itself,don't interrupt.

One whodoes not look ahead remains behind.

Whenour knowing exceeds our sensing, we will no longer be deceived by theillusions of our senses.

To be preparedis half the victory.

No country without an atom bomb could properly consider itself independet.

Boredom is a vital problem for the moralist, since atleast half the sins of mankind are caused by the fear of it.

Better ask ten times than go astray once.

A teleision set is like a toaster. You press a button and the same thing pops up almost every time.

Far better to think historically, to remember the lessonsof the past. Thus, far better to conceive of power as consisting in part ofthe knowledge of when not to use all the power you have. Far better to be onewho knows that if you reserve the power not to