Quote #6997
No one can speak well, unless he thoroughly understands his subject.
Quote #12023
Life can only be understood backwards, but it must be lived forwards.
Quote #21977
We know next to nothing about virtually everything. It is not necessary to know...
Quote #31566
All great achievements require time.
Quote #16108
Without self knowledge, without understanding the working and functions of his machine, man cannot...
Quote #8986
The joy of a spirit is the measure of its power.
Quote #3202
Never lie when the truth is more profitable.
Quote #9936
Crash programs fail because they are based on the theory that, with nine women...
Quote #6605
The theory of evolution is outstandingly the most important theory in biology.
Quote #26249
The only truly happy people are children and the creative minority.