For the things of this world cannot be made known without a knowledge of mathematics.
The first step towards knowledge is to know that we are ignorant.
When we value correct principles, we have truth - a knowledge of things as they are.
Pain is the root of knowledge.
A loving heart is the beginning of all knowledge.
The object of all the former voyages to the South Seas undertaken by the command of his present majesty, has been the advancement of science and the increase of knowledge.
Wonder is the seed of knowledge
Knowledge is beautiful but wisdom is magnificent.
Sharing knowledge is sharing wealth
Ignorance; lack of knowledge or lack of curiosity.
Ignorance follows knowledge, not the other way around.
All our knowledge has its origin in our perceptions
The higher knowledge, the higher responsibility
Experience is based on knowledge, not by years
Education can counteract the natural tendency to do the wrong thing, but the inexorable succession of generations requires that the basis for this knowledge be constantly refreshed.
Ignorance is bold and knowledge reserved.
Most North Americans know that human-caused global warming is real, even if political leaders don't always reflect or act on that knowledge.
The recipe for perpetual ignorance is: Be satisfied with your opinions and content with your knowledge.
The humanitarian lays stress almost solely upon breadth of knowledge and sympathy.
Evil being the root of mystery, pain is the root of knowledge.
Lack of knowledge... that is the problem.