The more thoroughly I conduct scientific research, the more I believe that science excludes atheism.

I believe that the more thoroughly science is studied, the further does it take us from anything comparable to atheism.

[Referring to Fourier's mathematical theory of the conduction of heat] ... Fourier's great mathematical poem.

Radio has no future." "X-rays are clearly a hoax". "The aeroplane is scientifically impossible.

I can never satisfy myself until I can make a mechanical model of a thing. If I can make a mechanical model, I can understand it. As long as I cannot make a mechanical model all the way through I cannot understand.

Science is bound, by the everlasting vow of honour, to face fearlessly every problem which can be fairly presented to it.

To measure is to know.