You may be sure that when a man begins to call himself a realist he is preparing to do something that he is secretly ashamed of doing.
Confidence, once lost or betrayed, can never be restored again to the same measure; and we learn too late in life that our acts of deception are irrevocable - they may be forgiven, but they cannot be forgotten by their victims.
The loner may be respected, but he is always resented by his colleagues, for he seems to be passing a critical judgment on them, when he may be simply making a limiting statement about himself.
Much as a teacher may wince at the thought, he is also an entertainer—for unless he can hold his audience, he cannot really instruct or edify them.
When you run into someone who is disagreeable to others, you may be sure he is uncomfortable with himself; the amount of pain we inflict upon others is directly proportional to the amount we feel within us.