The speed of change is such that we have to run faster just to stay in the same place.
The only real freedom is the freedom to be yourself.
Sometimes the detective isn't solving the crime as much as being consumed by it.
The trouble with having an open mind, of course, is that people will insist on coming along and trying to put things in it.
Every discovery in physics opens up a new realm of questions, reminding us that the pursuit of knowledge is an endless journey.
The art of doing mathematics consists in finding that special case which contains all the germs of generality.