教育的目的不是使年轻人在任何一门科学上都变得完美,而是要打开和培养他们的思维,使他们在将来学习任何科学时都能胜任。
The art of progress is to preserve order amid change and to preserve change amid order.
The soul is immortal.
Innovation in science often comes from looking at old problems in new ways.