Tell me and I forget. Teach me and I remember. Involve me and I learn. 

Happiness depends upon ourselves.

Healthy discontent is the prelude to progress.

Cows are my passion. What I have ever sighed for has been to retreat to a Swiss farm, and live entirely surrounded by cows - and china.

Our public life withers when only the most extreme voices get attention. Most of all, democracy breaks down when the average person feels their voice doesn't matter; that the system is rigged in favor of the rich or the powerful or some narrow interest.

The competitor to be feared is one who never bothers about you at all, but goes on making his own business better all the time. 

Most people spend more time and energy going around problems than in trying to solve them. 

Nature does nothing in vain.

That's the good thing about being president, I can do whatever I want.

Non-violence is the greatest force at the disposal of mankind. It is mightier than the mightiest weapon of destruction devised by the ingenuity of man.

It may be possible to gild pure gold, but who can make his mother more beautiful?

Many people are forced to do jobs that they don’t like—just to make both ends meet.