When your meditation has reached its highest peak, all your efforts will have a beauty and a grace and a creativity, which you cannot even imagine.
That´s why I say, don´t separate your spiritual life from ordinary life. Don´t create any separations at all. Let this life be one complete wholeness.
And even if being a witness is difficult in the beginning, it becomes easy if you continue. Gautam Buddha once said: " My teaching is bitter in the beginning, but sweet in the end".
Meditation is the only way to discover your immortality.
Then all fear of death disappears. All other fears disappear as well, because they were only branches of it- perhaps far away from the roots, but still connected with them.