“There is no disaster greater than not being content; There is no misfortune greater than being covetous.”
“There is no guilt greater than to sanction ambition;”
“no fault greater than the wish to be getting.”
“There is no greater danger than underestimating your opponent.”
“no calamity greater than to be discontented with one's lot;”
“There is no calamity greater than lightly engaging in war.”
“Doing nothing is better than being busy doing nothing.”