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Natural science does not simply describe and explain nature: it is part of the interplay between us and nature.

— Heisenberg, German Theoretical Physicist

Never memorize something that you can look up.

— Albert Einstein, Theoretical Physicist

That rifle on the wall of the labourer’s cottage or working class flat is the symbol of democracy. It is our job to see that it stays there.

— George Orwell, English Novelist

For me, I am driven by two main philosophies: know more today about the world than I knew yesterday and lessen the suffering of others. You’d be surprised how far that gets you.

— Neil deGrasse Tyson, Science Communicator

Every cause produces more than one effect.

— Herbert Spencer, English Philosopher

Ask the right questions, and nature will open the doors to her secrets.

— CV Raman, Indian Physicist

The only true wisdom is in knowing you know nothing.

— Socrates, Greek Philosopher 

If voting made any difference they wouldn’t let us do it.

— Mark Twain, American Writer

What could an entirely rational being speak of with another entirely rational being?

— Emmanuel Levinas, French philosopher

Study without desire spoils the memory, and it retains nothing that it takes in.

— Leonardo da Vinci, Italian Renaissance Artist
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