Technology is a servant who makes so much noise cleaning up in the next room that his master cannot make music.
Do not learn more than you absolutely need to get through life.
Virginity is the ideal of those who want to deflower.
In a hollow head there is much room for knowledge.
Diplomacy is a game of chess in which the nations are checkmated.
The development of technology will leave only one problem: the infirmity of human nature.