In mathematics, you don’t understand things. You just get used to them.
The whole of science is nothing more than a refinement of everyday thinking.
We must journey forth. We must find that which is greater than fortune or fate, nothing can bring us peace but that.
There is no substitute for hard work.
There is only one heroism in the world: to see the world as it is, and to love it.
Dear Sir or Madam, will you read my book, it took me years to write, will you take a look?