Narrow minds can develop as well through persecution as through benevolence; they can assure themselves of their power by tyrannizing cruelly or beneficially over others.
It is perhaps just dawning on five or six minds that physics, too, is only an interpretation and exegesis of the world (to suit us, if I may say so!) and not a world-explanation.
Meditation is not a process of learning how to meditate; it is the very inquiry into what is meditation. To inquire into what is meditation, the mind must free itself from what it has learnt about meditation, and the freeing of the mind from what it has learnt is the beginning of meditation.
Never allow weakness to overtake your mind. Remember Mahavira, remember the Divine Mother! And you will see that all weakness, all cowardice will vanish at once.