About the success of New Year. Stoic philosopher will help us rethink. The stoicism that he was creating said don't associating your sense of self-worth with things beyond your control, because we can't control and depend on external things. In addition, we need to think differently, we should focus on the activity rather than the result. Finally, to understand the real value exists in internal, not external, we need to focus on developing the right mindset.

In terms of success, the Stoic philosophers believe that happiness is determined by our actions, that we can't control or depend on external events, so we need to focus on how we think about our own personal reactions.

I think the 30-words summary is the best:

In terms of success, the Stoic philosophers believe that happiness is determined by our actions, that we can't control or depend on external events, so we need to focus on how we think about our own personal reactions.

Because this summary expresses the theme and illustrates the point of the passage.

About New Year, It's not easy to to pursuit of external success. As a result, Stoic philosopher will help us rethink. The stoicism that he was creating said our happiness depends on our actions, not words, we will never be able to control the outcome, so don't associating your sense of self-worth with things beyond your control, because we can't control and depend on external things. In addition, we need to think differently, such as archery, our purpose is not to hit the target, but simply to shoot well, we should focus on the activity rather than the result. Finally, to understand the real value exists in internal, not external, The Stoics argues that new job or salary is not really a good thing, because they will bring more pressure and expectations. Therefore, we need to forget about external ambition and focus on developing the right mindset.