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In the world of mathematics, every question leads to another, creating an endless web of knowledge that connects all areas of science.
The brain is not a passive recipient of stimuli but an active organizer of perception.
The great question which, in all ages, has disturbed mankind, and brought on them the greatest part of their mischiefs, has been, not whether there be power in the world, nor whence it came, but who should have it.
All things in their being are good for something.