GUTS

When you have long chains there are very few starting points—very few things need to memorize. In mathematics, you have very few that you memorize and the rest you deduce as you go through, and this chain of deductions is actually what's critical. 

The difference between math and other subj...

Seneca once said to Lucilius that one should acquire something that will fortify you against poverty, death, and other misfortunes.

We place a heavy emphasis on just one thing every day is something and that's the most important thing. "One thing a day adds up...

We overestimate ourselves most of the time. And that's one of the reasons we try to do so many things at the same time, in a short period.

We can achieve a lot over a long period. So focus on one thing at a time. Stack one habit on top of the other, one by one.