You cannot hope to build a better world without improving the individuals. To that end, each of us must work for our own improvement and, at the same time, share a general responsibility for all humanity, our particular duty being to aid those to whom we think we can be most useful.

To understand a program you must become both the machine and the program.

The universe is under no obligation to make sense to us.

我对医学着迷，因为它是生死之间的界线。