The only time you’re really alive is when you’re having an emotional experience. Emotions are made of the same stuff as thoughts but they touch on many levels of the human experience at once.
Fear and hope are each built up over time though specific experiences. Carl Sagan said the only fears primates are born with are fear of the dark, fear of falling, and fear of snakes.
Therefore put yourself in a position to understand your deep experiences. These create emotions.
Look at yourself as something that emerged to best fit the world. Then take stock to see how you can readapt.