Real knowledge is to know the extent of one's ignorance.
The study and knowledge of the universe would somehow be lame and defective were no practical results to follow.
Knowledge earns you power, character earns you respect.
All knowledge leads to self-knowledge.
Knowledge will give you power, but character respect.
Science is a way of thinking much more than it is a body of knowledge.
The love of knowledge is a kind of madness.
Information is not knowledge.
All men by nature desire knowledge.
Where knowledge ends, religion begins
The true sign of intelligence is not knowledge but imagination.
The only source of knowledge is experience.