Smash garlic cloves with the side of a big knife to make the skin much easier to remove
Canned tomatoes usually taste way better than fresh tomatoes
When cooking pasta, save some of the pasta water to add to the sauce if it's too thick, thins it out but the starch keeps it nice and saucy or something - acts as an emulsifier or something
Huh! I had no idea. Thanks for the info and video link!