I'm feeling quite content.

More English words

• It was a lukewarm response. The reaction showed little enthusiasm or interest.
• It is a rather dull afternoon. The afternoon is quite boring and unexciting.
• I'm of two minds about it. I am undecided or have conflicting opinions.
• I'm leaning towards the first option. I am starting to prefer the first choice.
• In my book, that's not acceptable. According to my personal standards or opinion, that is wrong.
• I'm feeling a bit out of sorts today. I feel slightly unwell or unhappy without knowing exactly why.