Knowledge and ego are directly related. the less knowledge, the greater the ego

The longing to behold this pre-established harmony [of phenomena and theoretical principles] is the source of the inexhaustible patience and perseverance with which Planck has devoted himself ... The state of mind which enables a man to do work of this kind is akin to that of the religious worshiper or the lover; the daily effort comes from no deliberate intention or program, but straight from the heart.

A table, a chair, a bowl of fruit and a violin; what else does a man need to be happy.

The most important tool of the theoretical physicist is his wastebasket.

Don't dream of being a good person, be a human being is valuable and gives value to life.

If you want your children to be smart, tell them stories. If you want them to be really smart, tell them more stories. If you want your children to be brilliant, tell them even more stories.

Older men start wars, but younger men fight them.