"The transitoriness of our existence in now way makes it meaningless. But it does constitute our responsibleness; for everything hinges upon our realizing the essentially transitory possibilities."

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The root of the matter is a very simple and old fashioned thing... love or compassion. If you feel this, you have a motive for existence, a guide for action, a reason for courage, an imperative necessity for intellectual honesty.

— Bertrand Russell