I agree I am ambitious, and I don't see that as a pejorative term.

我承认我有抱负，但我不认为这是个贬义词。

《柯林斯英汉双解大词典》

I am ambitious. I want to play in the Premier League.

我是一个很有雄心的人，我想在英超联赛中踢球。

youdao

And, of course, I like such people because I am ambitious myself.

当然，我喜欢他们还因为我自己也是抱负远大的。

youdao

"Yes, I am ambitious, I like challenges, " says Tulsi, who puts in 12 hours of work daily - nothing extraordinary at the institute.

BBC: Indian prodigy aims high

And I am calling on EU and NATO partners to set high and ambitious targets for their own contributions.

BBC: In full: Brown security statement

Today, I am pleased my Administration will make public new data that demonstrates we are on track to meet the ambitious treatment and prevention targets I announced on World AIDS Day a year ago.

WHITEHOUSE: The White House