New comprehension for significant digits is brought up in :any measured value is significant digits which include accurate value and uncertain value and which are decided by significant figure.

From the perspective of “Scepticism”, beginning with the discourse of “Epokhe”and “Negative”, the present article purchases the new thinking of aesthetics and argues that contemporary aesthetics should pay epokhe on the past aesthetics and cast question to the concepts and methods of traditional aesthetics.

In judicial practice,due to certain situations,some cases are makes the decision of non-prosecution with doubt for reasonable doubts are hard to exclude;this is only the stop of the procedure but the sentence of "not guilty" substantially.