Optical Illusions

Famous quotes containing the words optical illusions, optical and/or illusions:

“People who have realized that this is a dream imagine that it is easy to wake up, and are angry with those who continue sleeping, not considering that the whole world that environs them does not permit them to wake. Life proceeds as a series of optical illusions, artificial needs and imaginary sensations.”
—Alexander Herzen (1812–1870)

“There is an optical illusion about every person we meet.”
—Ralph Waldo Emerson (1803–1882)

“Illusions are certainly expensive amusements: but the destruction of illusions is even more expensive—when looked upon as an amusement, which to many people is what it undeniably is.”
—Friedrich Nietzsche (1844–1900)