Even Torah Study Has Set Times

There’s an old joke that when the Beis Hamikdash is built, the Chassidim will be busy with the many different forms of Avodah (service), with the blood, the singing, cooking, frying, the clothes, etc. There will also be a special room for the Litvaks. They will be sitting and learning Torah instead, so as not to waste time…

Here is an important elaboration.