Plant lots of insect-friendly or bird-friendly plants, either amongst your crops or nearby. They attract natural predators such as birds which eat slugs, hoverflies which eat aphids and bees which pollinate your crops. For a list of wildlife-friendly plants click here.
Sadaqah Jariyah. When a man passes away, his good deeds will also come to an end except for three: Sadaqah Jariyah (ceaseless charity); a knowledge which is beneficial, or a virtuous descendant who prays for him (for the deceased). Narrated by Abu Hurairah, Sahih Muslim.
Qetsiyah is an extremely powerful witch and a major villain in the fourth and fifth season in The Vampire Diaries. She is directly responsible for the whole incidents involving Silas and is the one who buried him along with the cure, which she created.