$46k for French cooking course

A top civil servant reportedly spent $46k for himself, wife and son to study fine French cooking. He took 5 weeks of annual leave, flew to France to learn this exquisite skill. Normally this is a thing that the rich and famous will do and will not raise an eyebrow. In this case, cyberspace is riled by such flaunting of wealth.

Should it be? Why can't a man who earns an honest living spend his