This recognition of the intrinsic value of the nonhuman world, and of its
claim upon human beings, involves a deep shift for the Western psyche, raising a whole range of questions to which we are not accustomed.
Aristotle's Ethics and Aquinas» Summa Theologica are alike efforts to delineate the limits that nature — thus, natural law —
places upon human beings, and each seeks to educate man about how best to live within those limits, through the practice of virtues, in order to achieve a condition of human flourishing.
Contrary to the currently prevailing views — promoted by global warming alarmists, by Al Gore's preaching, by the IPCC, or by the Stern Report — the increase in global temperatures in the last years, decades and centuries has been very small and because of its size practically negligible in its actual
impact upon human beings and their activities.
Truth, like love, «is neither planned nor willed, but somehow imposes
itself upon human beings» (Deus Caritas Est, 3)» (CiV 34).