Success comes from curiosity, concentration, perseverance and self criticism.

The fear of death is the most unjustified of all fears, for there's no risk of accident for someone who's dead.

Culture in its higher forms is a delicate plant which depends on a complicated set of conditions and is wont to flourish only in a few places at any given time.

Mathematics deals exclusively with the relations of concepts to each other without consideration of their relation to experience.

I am not a genius, I am just curious. I ask many questions. and when the answer is simple, then God is answering.

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.

It would of course be a great step forward if we succeeded in combining the gravitational field and the electromagnetic field into a single structure. Only so could the era in theoretical physics inaugurated by Faraday and James Clerk Maxwell be brought to a satisfactory close.