According to Lewis, the dehumanization threatened by the mastery of nature has, at its deepest cause, less the emerging biotechnologies that might di… - Leon Kass

Grappling with real-life concerns — from cloning to courtship, from living authentically to dying with dignity — has made me a better reader. Reciprocally, reading in a wisdom-seeking spirit has helped me greatly in my worldly grapplings. Not being held to the usual dues expected of a licensed humanist — professing specialized knowledge or publishing learned papers — I have been able to wander freely and most profitably in all the humanistic fields. I have come to believe that looking honestly for the human being, following the path wherever it leads, may itself be an integral part of finding it. A real question, graced by a long life to pursue it among the great books, has been an unadulterated blessing.

Ancient science had sought knowledge of what things are, to be contemplated as an end in itself satisfying to the knower. In contrast, modern science seeks knowledge of how things work, to be used as a means for the relief and comfort of all humanity, knowers and non-knowers alike.

Diogenes … refuses to be taken in by complacent popular belief that we already know human goodness from our daily experience, or by confident professorial claims that we can capture the mystery of our humanity in ­definitions. But mocking or not, and perhaps speaking better than he knew, Diogenes gave elegantly simple expression to the humanist quest for self-knowledge: I seek the human being — my human being, your human being, our humanity. In fact, the embellished version of Diogenes' question comes to the same thing: To seek an honest man is, at once, to seek a human being worthy of the name, an honest-to-goodness exemplar of the idea of humanity, a truthful and truth-speaking embodiment of the animal having the power of articulate speech.