The greatest of evils and the worst of crimes is poverty.

The whole strength of England lies in the fact that the enormous majority of the English people are snobs.

The world is populated in the main by people who should not exist

Youth, which is forgiven everything, forgives itself nothing: age, which forgives itself everything, is forgiven nothing.

The longer I live, the more I realize that I am never wrong about anything, and that all the pains I have so humbly taken to verify my notions have only wasted my time!

[...] any fool can make a discovery. Every baby has to discover more in the first years of its life than Roger Bacon ever discovered in his laboratory.

Remember that I too am mortal.