One cannot use with impunity the different categories of beings-animals, plants, the natural elements-simply as one wishes, according to economic needs. One must take into account the nature of each being and its mutual connection in an ordered system, which is the cosmos.
Pope John Paul IIThe unworthy successor of Peter who desires to benefit from the immeasurable wealth of Christ feels the great need of your assistance, your prayers, your sacrifice, and he most humbly asks this of you.
Pope John Paul II