I played with dolls until I was 15. My mother encouraged it because my older sister got married when she was 15 so Mom thought that the longer I stayed with dolls the better.
For the things of this world cannot be made known without a knowledge of mathematics.
Argument is conclusive but it does not remove doubt so that the mind may...
All science requires mathematics. The knowledge of mathematical things is...
Reasoning draws a conclusion but does not make the conclusion certain...
Nothing is so threatening to conventional values as a man who does not...
Ignorance more frequently begets confidence than does knowledge: it is...
No thief, however skillful, can rob one of knowledge, and that is why...