Fundamental

"The conservation of natural resources is the fundamental problem. Unless we solve that problem it will avail us little to solve all others."

"Musical innovation is full of danger to the State, for when modes of music change, the fundamental laws of the State always change with them."

"I believe in the fundamental truth of all great religions of the world."

"Know your numbers' is a fundamental precept of business."

"Patriotism is, fundamentally, a conviction that a particular country is the best in the world because you were born in it."

"A fundamental new rule for business is that the Internet changes everything."