[EE] opinion, sentiment, humble, IMO, IMHO

1. opinion /əˈpɪnjən/ <n>
Vie: ý kiến
Eng: A view or judgement formed about something, not necessarily based on fact or knowledge:  
E.g: that, in my opinion, is right
in my opinion - viết tắt là IMO - theo ý kiến của tôi ...

2. sentiment /ˈsɛntɪm(ə)nt/ <n>
Vie: ý kiến, cảm nghĩ
Eng: 

• A view or opinion that is held or expressed:
• A feeling or emotion

E.g: I agree with your sentiments regarding the road bridge

3. humble  /ˈhʌmb(ə)l/ <adj>
Vie: thấp kém, khiêm tốn, tầm thường
Eng: offered with or affected by a modest estimate of one’s importance

E.g: in my humble opinion (IMHO)
IMHO thường dùng để thể hiện sự chân thành, thật thà khi đưa ra ý kiến

Đọc thêm:
http://english.stackexchange.com/questions/56755/is-imho-a-rude-thing-to-say-or-type