The saddest aspect of life right now is that science gathers knowledge faster than society gathers wisdom.
Isaac AsimovBut life is glorious when it is happy; days are carefree when they are happy; the interplay of thought and imagination is far and superior to that of muscle and sinew. Let me tell you, if you don't know it from your own experience, that reading a good book, losing yourself in the interest of words and thoughts, is for some people (me, for instance) an incredible intensity of happiness.
Isaac AsimovDo not forget that a traitor within our ranks, known to us, can do more harm to the enemy than a loyal man can do good to us.
Isaac AsimovIf I had felt then as I feel now, or as I felt a few years after I had married her, nothing could possibly have persuaded me to marry a woman who smoked. Dates, yes. Sexual adventures, yes. But to pin myself permanently inside closed quarters with a smoker? Never. Never. Never. Beauty wouldn't count, sweetness wouldn't count, suitability in every other respect wouldn't count.
Isaac Asimov