Intelligence is not to make no mistakes, but quickly to see how to make them good.

Don'tuse a lot where a little will do.

Peoplewho are only good with hammers see every problem as a nail.

We donot have to agree; we do need to understand.

People whoare too concerned with how well they are doing will be less successful andfeel less competent than those who focus on the task itself... Somepsychologists call it a conflict between egoorientation, or between extrinsicand intrinsic motivation...

He whocannot cut the bread evenly cannot get on well with people.

Usesoft words and hard arguments.

There is no comparison between that which is last by not succeding and that what is last by not trying.

Manyspeak much who cannot speak well.

Whodigs a pit for others will fall in themselves.

One cannot be precise and still be pure.

To know the pains of power, we must go to those who have it;to know its pleasures, we must go to those who are seeking it.