What is the secret of Yakov’s ability to survive all the ups and downs? How does he maintain his strength and his faith - by remembering his dream, and the fact that the angels are always there with him!
The mitzvah of gid hanosheh forbids us from eating the sciatic nerve, a sinew that runs from the lower back over the top of the hip and down the leg.
Another Mitzvah is not eating the Cheylev, some fats in an animal.
35. The Commandments Depend on Good Character Traits
Positive character traits serve as a foundation for the Torah's commandments. It is inconceivable that a person observe the Torah's commandments if he lacks positive character traits. The Commandments themselves constitute the height of perfection.