It is always advisable to perceive clearly our ignorance.

Just remember, once you're over the hill you begin to pick up speed.

Tell the truth. Sing with passion. Work with laughter. Love with heart. 'Cause that's all that matters in the end.

One who gains strength by overcoming obstacles possesses the only strength which can overcome adversity.

Beauty is not in the face; beauty is a light in the heart.

Your visions will become clear only when you can look into your own heart. Who looks outside, dreams; who looks inside, awakes.

Rational discussion is useful only when there is a significant base of shared assumptions.

He alone is free who lives with free consent under the entire guidance of reason.

Don't take tomorrow to bed with you.

Unfortunately, the clock is ticking, the hours are going by. The past increases, the future recedes. Possibilities decreasing, regrets mounting.

It is not the strength, but the duration, of great sentiments that makes great men.

Be curious, not judgmental.

Tomorrow hopes we have learned something from yesterday.

When playing board-games which involve quizzes etc, you will always know the answers to everyone else's set of questions but never your own.

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

Bitterness is like cancer. It eats upon the host. But anger is like fire. It burns it all clean.

Learn from the mistakes of others. You can never live long enough to make them all yourself.

A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools.

Nature is pleased with simplicity. And nature is no dummy

To live is not merely to breathe; it is to act; it is to make use of our organs, senses, faculties - of all those parts of ourselves which give us the feeling of existence

Attitude, not Aptitude, determines Altitude.