Never undertake anything for which you wouldn't have the courage to ask the blessings of heaven.
It is possible to fly without motors but not without knowledge and skill.
I am an enthusiast but not a crank in the sense that I have some pet...
We could hardly wait to get up in the morning.
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...