Those who cannot remember the past are condemned to repeat it.
Be you in what line of life you may, it will be amongst your misfortunes if you have not time properly to attend to pecuniary [monetary] matters. Want of attention to these matters has impeded the progress of science and of genius itself.
Every hero becomes a bore at last.
Sanity is a madness put to good use.
For the truth of the conclusions of physical science, observation is the supreme Court of Appeal. It does not follow that every item which we confidently accept as physical knowledge has actually been certified by the Court; our confidence is that it would be certified by the Court if it
The mathematics is not there till we put it there.
I ask you to look both ways. For the road to a knowledge of the stars leads through the atom; and important knowledge of the atom has been reached through the stars.
It is impossible to trap modern physics into predicting anything with perfect determinism because it deals with probabilities from the outset.