Never complain and never explain.

In politics experiments means revolutions.

You cannot choose between party government and Parliamentary government. I say, you can have no Parliamentary government if you have no party government; and, therefore, when gentlemen denounce party government, they strike at the scheme of government which, in my opinion, has made this country great, and which I hope will keep it great.

Had it not been for you, I should have remained what I was when we first met, a prejudiced, narrow-minded being, with contracted sympathies and false knowledge, wasting my life on obsolete trifles, and utterly insensible to the privilege of living in this wondrous age of change and progress.

I never deny. I never contradict. I sometimes forget.

One should conquer the world, not to enthrone a man, but an idea; for ideas exist forever.

If you want to be a leader of people, you must learn to watch events.