It causes blindness or serious loss of vision

　　這能導致失明或視力嚴重受損。

　　Blindness is a common complication of diabetes

　　失明是糖尿病常見的并發癥。

　　Excuse me for my bluntness.

　　恕我唐突。

　　I marvelled at your boldness.

　　我對你的大膽感到驚奇。

　　Boldness means a decision to bite off more than you are sure you can eat.

　　大膽意味著決定去嘗試自己能力范圍之外的東西。