An ideal sanctified by the sacrifices of such master spirits as Lenin cannot go in vain, the noble example of their renunciation will be emblazoned for ever and quicken and purify the ideal as time passes.
The late Nadine Gordimer in South Africa, for example, had a wonderful ability to get her country's injustices and contradictions down on paper. Ditto for her countryman the great playwright Athol Fugard.
If you find examples of humanism which are anti-religious, or at least in opposition to the religious faith of the place and time, then such humanism is purely destructive, for it has never found anything to replace what it has destroyed.
Posthumous men-myself, for example-are not as well understood as timely ones, but we are listened to better. More precisely: we are never understood-hence our authority.