Nothing is in the intellect that was not first in the senses, except the intellect itself.

Language is not the work of the individual but of the community.

Psychology is the science of immediate experience.

Three passions, simple but overwhelmingly strong, have governed my life: the longing for love, the search for knowledge, and unbearable pity for the suffering of mankind.

-- Bertrand Russell

I paint myself because I am so often alone and because I am the subject I know best.

-- Frida Kahlo

My mother gave birth to twins: myself and fear.

-- Thomas Hobbes

Do what you can, with what you have, where you are.

-- Theodore Roosevelt

I came to Russia knowing absolutely nothing.

-- Catherine II of Russia

Crises and deadlocks when they occur have at least this advantage, that they force us to think.

-- Jawaharlal Nehru