The only limit to our realization of tomorrow will be our doubts of today.

A scholar who cherishes the love of comfort is not fit to be deemed a scholar.

If we do not lay out ourselves in the service of mankind whom should we serve?

Each problem that I solved became a rule which served afterwards to solve other problems.

As our case is new, we must think and act anew.

In a good bookroom you feel in some mysterious way that you are absorbing the wisdom contained in all the books through your skin, without even opening them.

If you don't stand for something you will fall for anything.

Intelligence is a moral category.

One new feature or fresh take can change everything.

He who conquers others is strong; he who conquers himself is mighty.

Desire, ignorance, and inequality—this is the trinity of bondage.

Sometimes you will never know the value of a moment until it becomes a memory.

It is always advisable to perceive clearly our ignorance.

And this sensitivity will create new friendships for you - friendships with trees, with birds, with animals, with mountains, with rivers, with oceans, with stars. Life becomes richer as love grows.

Above all be of single aim; have a legitimate and useful purpose, and devote yourself unreservedly to it.

The absent are never without fault, nor the present without excuse.

If you place your head in a lion's mouth, then you cannot complain one day if he happens to bite it off.

A person who spends more than he earns is a fool

Appearances often are deceiving.

Never put off for tomorrow, what you can do today.

The weak can never forgive. Forgiveness is the attribute of the strong.