回答： i'd like as much certainty to life as possible. people take risks to obtain certainty, seeking for security, harboring into the peaceful gulf, both physically and mentally is in the human nature. ever since the very beginning of human culture people ask questions of natural phenomenon, try to experiment on different methods to predict weather, for without a specific theory on the natural activities it's impossible to live life restfully.

回答： through taking risks and experiments people attain knowledge and experience.

回答： unfamiliar knowledge is exciting and welcomed by people who's eager for answers, but also could be troubling and discomfiting, when they come unexpectedly.

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