Leonhard Euler

Doubt leads to discovery.

The universe is a grand mathematical symphony.

Happiness resides in intellectual fulfillment.

Challenges forge the strength of character.

The interplay of theory and practice enriches both.

Innovation springs from bold conjecture.

The elegance of proof captivates the soul.

Mathematics bridges the earthly and divine.

Rest in the assurance of eternal truths.

For since the fabric of the universe is most perfect and the work of a most wise Creator, nothing at all takes place in the universe in which some rule of maximum or minimum does not appear.

Mathematicians have tried in vain to discover some order in the sequence of prime numbers but we have every reason to believe that there are some mysteries into which the human mind will never penetrate.

e^(iπ) + 1 = 0

Although I am not a mathematician, I can assure you that the universe is not a chaotic jumble of matter, but a beautifully ordered system, governed by precise mathematical laws.

To those who ask what the use of mathematics is, I answer: study it, and you will know.

For the sake of brevity, I will use the symbol 'i' to denote the square root of -1.

It is not because of any defect in the human mind that we have not yet discovered a method for finding all prime numbers, but because of the nature of the numbers themselves.

The more I study, the more I am convinced that the world is governed by mathematical laws.

Mathematics is the language of nature.

Nothing takes place in the universe in which some rule of maximum or minimum does not appear.

The value of 'e' is approximately 2.71828.