take great pains(in dong sth.)
He did not take great pains.
Don't take great pains to avoid vulgarity and become new, whether for clothing or friends.
"I can't vouch for our other branches, but I've always heard that these two houses take great pains over the education of their sons."
During this times; in order to maintain this democracy republican system, the bourgeois revolutionists could be said to take great pains in regime design.