i still find each day too short for all the thoughts I want to think, all the walks I want to take, all the books I want to read, and all the friends I want to see. - John Burroughs (I'll add, and all the sleep I want to sleep :)
Read outside, in the grass. books about adventures and friends. and I was all the time alone with the grass, feeling the scent of the book above all. so, I guess my best friends are a book and some little spot of grass.
"Do not pity the dead, Harry, pity those who live without love. This is a fate worse than death. Living without love is worse than living without your soul. You are fully sane and love evades you." -Albus Dumbledore tells Harry in the afterlife, HPatDH
I also like travel quotes and sayings. Here's a collection of some I've come across, all of which I can relate to in one way or another. Also, check out this very long list of inspirational travel quotes.