The only thing worse than bad health is a bad name.
The world is a book, and those who do not travel read only one page.
Intelligence is the ability to predict the future based on past experience.
The nervous system is like an intricate orchestra, with each neuron playing its part.
The mind is the organ of biological intelligence.
The community is a fictitious body， composed of the individual persons who are considered as constituting as it were its members.