The world is not dangerous because of those who do harm but because of those who look at it without doing anything. Albert Einstein
An idea that is not dangerous is unworthy of being called an idea at all. Oscar Wilde
An idea that is not dangerous is unworthy to be called an idea at all. Elbert Hubbard
There is no person who is not dangerous for some one. Marie de Rabutin-Chantal, marquise de Sévigné
A little knowledge is said to be a dangerous thing, but it is not dangerous to the imagination. Knowledge is to the imagination what fuel is to flame. A little feeds it; a great deal extinguishes it. Alfred Austin
Big business is not dangerous today because it is big, but because its bigness is an unwholesome inflation created by privileges and exemptions which it ought not to enjoy. Woodrow Wilson