The beauty of science lies in its ability to explain the natural world.
The pain of hard work is temporary, but the regret of not trying lasts forever.
To me, fearless is not the absence of fear. It's not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them. To me, fearless is living in spite of those things, every single day.
The past is never dead. It's not even past.