I would guess your friend is around 50? Is it common for men that age to ordain for life, or at retirement age? Almost unheard of here in Japan, as far as I know...
Kammalakkhano , bhikkhave, bālo, kammalakkhano pandito, apadānasobhanī paññāti
(The fool is characterized by his/her actions/the wise one is characterized by his/her actions/Wisdom shines forth in behaviour.)
(AN 3.2 Lakkhana Sutta)