The history of the human race, viewed as a whole may be regarded as the realization of a hidden plan of nature to bring about a political constitution, internally, and for this purpose, also externally perfect, as the only state in which all the capacities implanted by her in mankind can be fully developed.
Mankind's worst enemy is fear of work.
It would be naive to think that the problems plaguing mankind today can be solved with means and methods which were applied or seemed to work in the past. . .
Our cause is noble; it is the cause of mankind!
As Mankind becomes more liberal, they will be more apt to allow that all those who conduct themselves as worthy members of the community are equally entitled to the protections of civil government. I hope ever to see America among the foremost nations of justice and liberality.
Ignorance and inconsideration are the two great causes of the ruin of mankind.
No man is an Island, entire of itself; every man is a piece of the Continent, a part of the main; if a clod be washed away by the sea, Europe is the less, as well as if a promontory were, as well as if a manor of thy friends or of thine own were; any man's death diminishes me, because I am involved in Mankind; And therefore never send to know for whom the bell tolls; It tolls for thee.
Three passions, simple but overwhelmingly strong, have governed my life: the longing for love, the search for knowledge, and unbearable pity for the suffering of mankind.
The inner fire is the most important thing mankind possesses.
Even in civilized mankind faint traces of monogamous instincts can be perceived.