Learning consists in the modification of certain mediating processes which operate between the stimulus and the response.

The greatest works of literature are those that combine beauty with utility.

Passion is the fuel that keeps you moving forward.

A good mathematician is someone who can see analogies between theorems. A great mathematician is someone who can see analogies between analogies.

I decided, very early on, just to accept life unconditionally; I never expected it to do anything special for me, yet I seemed to accomplish far more than I had ever hoped. Most of the time it just happened to me without my ever seeking it.