3
2
1
8
5
2
3
1
4
8
2
6
2
4
5
9
7
4
6
5
4
8
3
7
2
7
1
4
4
1
2
3
"Associate yourself with people who are likely to improve you." — Seneca
"Associate yourself with people who are likely to improve you." — Seneca
Solve a Hard puzzle and narrate each move aloud — explaining why forces you to understand, not just execute.
Solve a Hard puzzle and narrate each move aloud — explaining why forces you to understand, not just execute.