The problem with pessimistic expectations, such as those of the clinically depressed, is that they have the power to alter the future; negative expectations shape outcomes in a negative way.

悲观主义者——比如临床诊断的抑郁症病人，他们的问题是，他们有能力改变将来——消极的预期将结果推向消极的方向。

youdao

As a result, many erroneous and sweeping generalizations about Buddhism have been made, such as that it is' negative ', 'world -denying', 'pessimistic', and so forth.

结果，关于佛教，我们作出的很多总括性的归纳都是错误的，例如说它“消极”、“拒世”、“悲观”等等。

youdao

When you are in a state of mind where you are constantly pessimistic, complaining, or you constantly tell yourself, "I CANT DO THIS or THAT", your frame of mind is in a very negative state.

当你处于让自己一直悲观、抱怨，不停地对自己说“我无能为力”的心境时，那么你的心理状态就正处于一个负面的状态。

youdao

While that wasn't nearly pessimistic enough, mine was among the few negative forecasts then in national print.

FORBES: Next Year Will Be Better

In other words, if we train our brains to be optimistic or pessimistic -- to navigate, intentionally or not, the streets and avenues of positive or negative feelings -- we change (just as cab drivers do with their spatial circuits) the emotional circuits in our brains that determine how we respond to the things that happen around us.

CNN: Make your 'rainy brain' sunnier