Theloftier the building the deeper the foundation must be.

Thedeeper the waters are, the more still they run.

One ofthe best ways to persuade others is with your ears by listening to them.

When people prophesy, they generally makes the mistake of transforming the past to future.

Nine times out of ten, we are disappointed in life because we don't ask enough of it.

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

Don'tconsider your reputation and you may do anything you like.

A merefriend will agree with you, but a real friend will argue.

Silence, along with modesty, is a great aid to conversation.

Use softwords and hard arguments.

Everybody thinks of changing humanity and nobody thinks of changing himself.

Old men are dangerous; it does not matter to them what is going to happen to the world.