Astrid Stal.

“Two things are infinite: the universe and human stupidity; and I'm not sure about the universe.”
― Albert Einstein

“For instance, on the planet Earth, man had always assumed that he was more intelligent than dolphins because he had achieved so much—the wheel, New York, wars and so on—whilst all the dolphins had ever done was muck about in the water having a good time. But conversely, the dolphins had always believed that they were far more intelligent than man—for precisely the same reasons.”
― Douglas Adams, The Hitchhiker’s Guide to the Galaxy

“Be who you are and say what you feel, because those who mind don't matter, and those who matter don't mind.”
― Bernard M. Baruch

“Tis better to have loved and lost
Than never to have loved at all.”
― Alfred Lord Tennyson, In Memoriam