Self-sustenance

We are all for utility; and it would be ‘well that it should be so, if, like the boar of the forest, which delves up the flower to get at the root, we had no instincts beyond those of self-sustenance. But, as we have the immortal power of imagination, we are bound to provide nutriment for that celestial part of us, not less than for that which we hold in common with the brutes.

Source: wiktionary

This and other institutions have considered these questions anxiously and ceaselessly. They have endeavored to shape their plans of education and training for the future good, and, as far as possible, to secure the self-sustenance of their pupils.

Source: wiktionary

The propensities have all reference to self-sustenance, self-gratification, or self-aggrandizement, and do not give rise to a single feeling of disinterested love or regard for the happiness of other beings. Even the domestic affections, wThen acting independently of the moral sentiments, prompt us to seek only a selfish gratification, without regard to the welfare of the beings who afford it.

Source: wiktionary

The enormous expense of supporting fourteen hundred persons — about one-five-hundredth part of the whole population of this commonwealth — in a state of idiocy : and 2d, the motives of humanity, to give, if possible, to these wretched creatures some idea of responsible life, some means and power of self-sustenance, and some self-respect.

Source: wiktionary