…but mortal man was helpless there…

Poor man. Poor mankind.

Man is weak and when he makes strength his profession he is even weaker.

It is a weak man who blames his failures on the strength of others.

Man’s biological weakness is the condition of human culture.

I am a weak man, Cousin," he replied. "It was my weakness that led to my poverty, and brought me to Mars, and prompted me to steal that egg." He gave a rueful grin. "It would be inconsistent for me to display any strength of character now.

A man who cannot choose ceases to be a man.

A man is a lonely thing.

Men are frail creatures, of course; one does not expect them to exhibit the steadfastness of women.

But he was one of those weak creatures, void of pride, timorous, anemic, hateful souls, full of shifty cunning, who face neither God nor man, who face not even themselves.

Poorly (poor man) he lived; poorly (poor man) he died.

Hunger and a lack of blood-corpuscles take all the manhood from a man.

Man is sadly retarded by allowable imperfections.

For he that is fallen low did never firmly stand.