91. Observers who are limited by malice and hatred, even if they have a keen observation, they can only see which of the following is on the surface. Only when keen observation combined with goodwill and love can one reach the deepest part of people and the world. And there is hope to reach the highest lofty goals. From this we can infer:. ['No one in the world can achieve the highest goals.', 'It is impossible to reach the deepest part of a person without keen observation.', 'Human evil is the appearance of a man.', 'A good-looking observer cannot see which of the following is on the surface.']