To spend too much time in studies is sloth.

States are great engines moving slowly.

I will never be an old man. To me, old age is always 15 years older than I am.

Then bless thy secret growth, nor catch At noise, but thrive unseen and dumb; Keep clean, be as fruit, earn life, and watch, Till the white-wing'd reapers come.

Studies perfect nature and are perfected still by experience.

For the chain of causes cannot by any force be loosed or broken, nor can nature be commanded except by being obeyed.

God never wrought miracles to convince atheism, because his ordinary works convince it.