Silence is argument carried out by other means.

As if you could kill time without injuring eternity.

Few men of action have been able to make a graceful exit at the appropriate time.

I haveoften regretted my speech, never my silence.

Goodcommunication is as stimulating as black coffee, and just as hard to sleepafter.

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

The last function of reason is to recognize that there is an infinity of things which surpass it.

Whenevertwo good people argue over principles, they are both right.

Adversity attracts the man of character. He seeks out the better joy, responsibility.

Knowingthat everything's futile but still fighting, still raging against the dying ofthe light that's what motivates me all the time ... If you hold that sense offutility in your head for too long, it can begin to eat into you. You canstill be aware of it

The sole advantage of power is that you can do more good.

Lower your voice and strengthen your argument.