If the doors of perception were cleansed everything would appear to man as it is, infinite. For man has closed himself up, till he sees all things thru chinks of his cavern.
William Blake (1757-1827) British poet and painter.
To see what is right, and not do it, is want of courage, or of principle.
Confucius (BC 551-BC 479) Chinese philosopher.
Simple people... are very quick to see the live facts which are going on about them.
Oliver Wendell Holmes (1809-1894) American author and poet.
To perceive means to immobilize... we seize, in the act of perception, something which outruns perception itself.
Henri Bergson (1859-1941) French philosopher.