Question everything! Question everything!
Descartes

The important thing is not to stop questioning. Curiosity has its own reason for
existing.
Albert Einstein

Question everything. Learn something. Answer nothing.
Euripides

In a complex universe, in a society undergoing unprecedented change, how can we
find the truth if we are not willing to question everything and to give a fair hearing to everything?
Carl Sagan

The scientist is not a person who gives the right answers, he’s one who asks the right questions.
Claude Levi-Strauss

It is the first responsibility of every citizen to question authority.
Benjamin Franklin

As journalists, we cannot swallow the official line without question. We should
challenge almost everything that dictators, presidents and officials say.

We especially need imagination in science. Question everything.

Question everything. Your love, your religion, your passion. If you don't have
questions, you'll never find answers.

--
Ele era velho.
Ele era corajoso.
Ele era feio.