God grant that not only the Love of Liberty but a thorough Knowledge of the Rights of Man may pervade all the Nations of the Earth so that a Philosopher may set his Foot any where on its Surface and say, this is my Country.
Drawing is based upon perspective, which is nothing else than a thorough knowledge of the function of the eye.
As early pioneers in the knowing, that when you lose your reason, you attain highest perfect knowing.
An economist is an expert who will know tomorrow why the things he predicted yesterday didn’t happen today.
All our knowledge has its origin in our perceptions.
All knowledge which ends in words will die as quickly as it came to life, with the exception of the written word: which is its mechanical part.
All knowledge of cultural reality, as may be seen, is always knowledge from particular points of view.
A little knowledge is a dangerous thing; but we must take that risk because a little is as much as our biggest heads can hold.