Unfortunately, I've spent enough time with witches to know that casting spells requires focus, and focus requires clarity of mind, something you don't currently have.
متأسفانه من یه مقدار با جادوگرا وقت گذروندم تا بدونم واسه جادو کردن تمرکز لازمه و تمرکزم به یه ذهن