If you don't know where you are going, you will probably end up somewhere else.
Of all noises, I think music is the least disagreeable.
There are sadistic scientists who hurry to hunt down errors instead of establishing the truth.
When I came back to Dublin I was courtmartialed in my absence and sentenced to death in my absence, so I said they could shoot me in my absence.
Curiosity killed the cat, but for a while I was a suspect.
Before you do anything, think. If you do something to try and impress someone, to be loved, accepted or even to get someone's attention, stop and think. So many people are busy trying to create an image, they die in the process.
I have never been especially impressed by the heroics of people who are convinced they are about to change the world. I am more awed by those who struggle to make one small difference after another.