Knowledge itself does not tell people how to use it, but the way to use it is outside books. bacon

Reading all good books is talking to many noble people. Descartes

Knowledge is as precious as human blood. Without blood, people will be weak; Without knowledge, people's minds will dry up. Gao Shiqi

Of course, a writer must earn money for living and writing, but he should never live and write for making money. Marx

I have never made an accidental invention in my life. All my inventions are the result of careful consideration and rigorous experiments. Edison

Man's value lies in his talent. Marx

It is much more difficult to turn words into actions than to turn actions into words. The original name of NIZHNI NOVGOROD in Gorky City

Don't linger on the established career! Pasteur

It's never too late to study. The original name of NIZHNI NOVGOROD in Gorky City