young men think old men are fools, but old men know young men

US /jʌŋ men ˌθɪŋk oʊld men ɑːr ˈfuːlz bət oʊld men ˌnoʊ jʌŋ men/
"young men think old men are fools, but old men know young men" picture
1.

Les jeunes hommes pensent que les vieux sont des imbéciles, mais les vieux connaissent les jeunes hommes.