The work on satisfactory formulation of technical patents was a true blessing for me. It compelled me to be many-sided in thought, and also offered important stimulation for thought about physics. Following a practical profession is a blessing for people of my type. Because the academic career puts a young person in a sort of compulsory situation to produce scientific papers in impressive quantity, a temptation to superficiality arises that only strong characters are able to resist.

Beyond the realms of what we see, into the regions or the unexplored limited only by our imaginations.

I didn't arrive at my understanding of the fundamental laws of the universe through my rational mind.

People start their lives at last when they are able to live for something other than themselves.

People like you and I, though mortal of course like everyone else, do not grow old no matter how long we live.

Our entire much-praised technological progress, and civilization generally, could be compared to an axe in the hand of a pathological criminal.

It has often been said, and certainly not without justification, that the man of science is a poor philosopher.