Don't make the mistake of assuming that manly means macho.   The word 'manly' has been demeaned and diminished by certain secular forces for certain secular reasons.  In fact both words have been diminished.

Macho in the Spanish community originally meant a man who stepped up and defended the exploited. 

Some rehabilitation in the mind of people is necessary, clearly. 

Manly means fully masculine, filling out all the virtues that God had in mind for men when He designed them. 

Masculinity is a set of virtues particular to men. Men must struggle throughout their lifetime until they die to struggle to fill them out, fully,  perfectly.   Tuesday's Gospel: "Be perfect"

Higher testosterone must have some good and proper value to God, for what He wanted men to do.  60% stronger upper body strength must have some value to God.   

Functional MRIs show that men's brains work differently than women's. 

The more we study the details of men and women, the more enduring differences we find!