But what if pleasure and pain should be so closely connected that he who wants the greatest possible amount of the one must also have the greatest possible amount of the other, that he who wants to experience the "heavenly high jubilation," must also be ready to be "sorrowful unto death"?
All religions and cultures suffer from sources that preach hate against the 'other.' Throughout history some have, tragically, practiced what their sources preached, while some have sought to dismiss or even counteract the hateful words of their sources.
...morally speaking, there is no limit to the concern one must feel for the suffering of human beings, that indifference to evil is worse than evil itself, that in a free society, some are guilty, but all are responsible.
To pardon those absurdities in ourselves which we cannot suffer in others is neither better nor worse than to be more willing to be fools ourselves than to have others so.
Benevolence does not consist in those who are prosperous pitying and helping those who are not. It consists in fellow feeling that puts you upon actually the same level with the fellow who suffers.