You can't be happy unless you're unhappy sometimes. Lauren Oliver
Like most misery, it started with apparent happiness. Markus Zusak
Sanity and happiness are an impossible combination. Mark Twain
Happiness is not an ideal of reason but of imagination. Immanuel Kant
That it will never come again is what makes life so sweet. Emily Dickinson
Trying to define yourself is like trying to bite your own teeth. Alan Watts
Laugh, even when you feel too sick or too worn out or tired. Alysha Speer
Good books don't give up all their secrets at once. Stephen King
Life is either a daring adventure or nothing at all. Helen Keller
Pop art is the inedible raised to the unspeakable. Leonard Baskin
People say that life is the thing, but I prefer reading. Logan Pearsall Smith
Everything is possible. The impossible just takes longer. Dan Brown