Not only did he have a high teaching load but Liouville was a perfectionist which meant that when he felt that he could not devote all the time necessary to give the best possible lectures he began to suffer.
Hindi lamang siya ay may isang mataas na pagtuturo load ngunit Liouville ay isang perfectionist na sinadya na kapag nadama niya na siya ay hindi ilaan ang lahat ng mga oras na kinakailangan upang magbigay ng pinakamabuting lektura siya ay nagsimulang magtiis.