"True - nervous - very, very dreadfully nervous had I been and am; but why will you say that I am mad? The disease had sharpened my senses not destroyed not build them. Above all was the sense of hearing acute. I heard all things in the heaven and the earth I heard many things in hell. How, then, am I mad? Harken! and observe how healthily - how calmly I can tell you the whole story."
Although he is mentally ill, he claims to be sane.
The dictionary explains the exact meaning of the word and its different interpretations. The thesaurus gives you different words with the same or similar meaning.
I'm not sure about number 1. Maybe: It was the happiest event. 2. The judge cautiously handed down her decision. 3. Mr. Majors was pressed hard to find an answer.