Slow down and enjoy life. It's not only the scenery you miss by going too fast - you also miss the sense of where you are going and why.
The coldest most rational scientific madness is also the most intolerable. But when a man has acquired a certain ability to subsist, even rather scantily, in a certain niche with the help of a few grimaces, he must either keep at it or resign himself to dying the death of a guinea pig. Habits are acquired more quickly than courage, especially the habit of filling one's stomach.