A positive attitude is important if you want to be successful.

如果你想成功，积极的态度是很重要的。

We need to have a positive attitude even in the face of difficulties.

即使面临困难，我们仍需要保持积极的态度。

Having a positive attitude towards life can be helpful in lifting your spirits.

对生活保持乐观态度可以振奋我们的精神。

Holding a positive attitude towards life can give you strength when you're in trouble.

对生活持积极的态度会让你在困难中的得到力量。

A recent study, while showing a generally positive attitude toward the new industry, also suggests a widespread concern that it may be "running out of control".

最近的一项研究表明，尽管人们对这个新产业普遍持乐观态度，但同时也担心它可能“失控”。