The 50-50-90 rule: Anytime you have a 50-50 chance of getting something right, there's a 90% probability you'll get it wrong.
Before a kid learns how to use a computer that can solve mathematical problems, he or she should know how to do arithmetic without a computer.
I'd like to take some calculus, too. I have absolutely no ability in that direction and not much interest, either, but there's something going on in mathematics that I don't understand, and I'd like to find out what it is.
Numbers are the most certain things we have.
Numbers tend to give the impression that there's more order in the world than there is.
Follow AzQuotes on Facebook, Twitter and Google+. Every day we present the best quotes! Improve yourself, find your inspiration, share with friends
or simply: