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Confidence is not 'they will like me'. Confidence is 'I'll be fine if they don't'.

The beauty of mathematics lies in its ability to describe the world in a language that is universal.

Safety must always come first in mining operations.

?On the path to truth, only the brave can persist to the end.

"Sometimes, you have to be apart from people you love, but that doesn't make you love them any less. Sometimes, it makes you love them more."

Man’s main task in life is to give birth to himself, to become what he potentially is. The most important product of his effort is his own personality.