Posterity will one day laugh at the foolishness of modern materialistic philosophers.

It would seem to me that I was committing a theft if I were to let one day go by without doing some work.

The greatest derangement of the mind is to believe in something because one wishes it to be so.

Change only favours minds that are diligently looking and preparing for discovery.

Do not promote what you can't explain, simplify, and prove early.

We affirm the neutrality of Science ... Science is of no country. ... But if Science has no country, the scientist must keep in mind all that may work towards the glory of his country. In every great scientist will be found a great patriot.

Intuition is given only to him who has undergone long preparation to receive it.