I think that the most important thing is to be kind to yourself and to others.
Do you have the time to listen to me whine?
Never underestimate the power of hard work and perseverance.
There are two possible outcomes: if the result confirms the hypothesis, then you've made a measurement. If the result is contrary to the hypothesis, then you've made a discovery.
The past is a ghost, the future a dream, and all we ever have is now.