Those who educate children well are more to be honored than they who produce them; for these only gave them life, those the art of living well.

It is better to carry your raincoat during monsoon even if it does not rain when you go out.

Of all of our inventions for mass communication, pictures still speak the most universally understood language.

Wisdom is the landing pad of experience.

Anyone who stops learning is old, whether at twenty or eighty. Anyone who keeps learning stays young. The greatest thing in life is to keep your mind young. 

If we knew what it was we were doing, it would not be called research, would it?

I think there's every reason this 21st century will be much happier.

A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty. 

More compassionate mind, more sense of concern for others well-being, is source of happiness.

Great ideas originate in the muscles.

Man is by nature a political animal.

Peace comes from within. Do not seek it without.