"Overcommit, be all in" means what in this text? “Overcommit, be all in, and take massive levels of action followed up by massive amounts of more actions. You will create new problems and deliver at levels that will amaze even you.”

is my explanation correct? you need to keep your cravings for instant gratification at bay and focus on the activities that make you closer to your goals. you need to make yourself stop being satisfied instead work on the activities to make achieve your goals sooner.

can someone tell me what "house" means in this sentence? the prefrontal cortex is the part of our brain that houses our higher cognitive functions.

Does "constant" in the sentence bellow mean stable or continuous ? there is only one thing that's constant in life, and that's called "change"

"consistency on the fundamentals" means what? in his study he discovered one thing- consistency on the fundamentals. I would appreciate it if someone tells me

Can someone please tell me what insulation means in this sentence? when neuroscientists have peered inside the brains of new exercisers ,they have seen increases in both Gray matters- brain cells and white matters, the INSULATION on brain cells that help them communicate quickly and efficiently with each other