With ideas it is like with dizzy heights you climb: At first they cause you discomfort and you are anxious to get down, distrustful of your own powers; but soon the remoteness of the turmoil of life and the inspiring influence of the altitude calm your blood; your step gets firm and sure and you begin to look - for dizzier heights.
One can be deceived by three types of laziness: of indolence, which is the wish to procrastinate; the laziness of inferiority, which is doubting your capabilities; and the laziness that is attachment to negative actions, or putting great effort into non-virtue.