There's no right or wrong here, and there's no way to guarantee a venture will be successful, but beforehand one must at least be realistic and prepare oneself psychologically for all possible outcomes, so that one won't suffer losses larger than one can bear.
這些選擇沒有對錯，成敗也不能強求，但事前的實質規劃和心理建設一定要做好，才能避免遭受超過自己極限的重擊。