Be a mirror, absorb everything around you and still remain the same

The natural desire of good men is knowledge.

Whatever you think matters - doesn't. Follow this rule, and you will add decades to your life. Rodger Rosenblatt As a well spent day brings happy sleep, so life well used brings happy death.

Learning is the only thing the mind never exhausts, never fears, and never regrets.

One day the world will look upon research upon animals as it now looks upon research on human beings.

Drawing is based upon perspective, which is nothing else than a thorough knowledge of the function of the eye.

A diamond is just a lump of coal that stuck to its job.