If you are taking homeopathic remedies do not use black pepper, camphor, eucalyptus, peppermint, rosemary, or spearmint.
There are many safe oils that are helpful in reducing high blood pressure. Among them are: Bergamot, Lemon, Melissa, Neroli/Orange Blossom, Orange, and Yarrow
Among those to stay away from if you have epilepsy are: Camphor, eucalyptus, fennel, hyssop, rosemary, spike lavender (Lavandula latifolia) and sage. There are also oils that calm epilepsy attacks like Mandarin/Tangerine.
In order to think positively, try seeing the good in every situation that comes your way, and figure out how to make it even better.
Examples include: Basil, Bergamot, Grapefruit, Lemon, Mandarin/Tangerine, Melissa and Orange.