I take it that the good of mankind means the attainment, by every man, of all the happiness which he can enjoy without diminishing the happiness of his fellow men. ↗
Yet with great toil all that I can attain by long experience, and in learned schools, is for to know my knowledge is but vain, and those that think them wise, are greatest fools. ↗
He who would accomplish little must sacrifice little; he who would achieve much must sacrifice much; he who would attain highly must sacrifice greatly. ↗
The poor prey on one another because their lives offer no hope and communicate the tragic message to these human beings that they have no possibility to attain a decent standard of living. ↗
We shall probably never attain the power of measuring the velocity of nervous action; for we have not the opportunity of comparing its propagation through immense space, as we have in the case of light. ↗