/fæ'stɪdɪəs/ a. (挑剔的,难伺候的) difficult to please; having complicated requirements; excessively particular demanding about details Bobby was such a fastidious eater that he would eat a sandwich only if his mother first cut off every scrap of crust.
/ɪm'pɛtjʊəs/ a. Syn. violent; hasty; rash. (冲动的,鲁莽的) marked by sudden and violent force; hasty; impulsive and passionate I don't believe that "Leap before you look" is the motto suggested by one particularly impetuous young man.