Mankind must give up war in the Atomic Era. What is at stake is the life or death of humanity.
One should not pursue goals that are easily achieved. One must develop an instinct for what one can just barely achieve through one's greatest efforts.
Unthinking respect for authority is the greatest enemy of truth.
Weak people revenge. Strong people forgive. Intelligent people ignore.
For there is much truth in the saying that it is easy to give just and wise counsel—to others!—but hard to act justly and wisely for oneself.
You see, wire telegraph is a kind of a very, very long cat. You pull his tail in New York and his head is meowing in Los Angeles. Do you understand this? And radio operates exactly the same way: you send signals here, they receive them there. The only difference is that there is no cat.