唯一存在的限制是你给自己设置的。
The only limits that exist are the ones you place on yourself.
I think the best way to get over someone is to get under someone else.
解释：每种药材都有其独特的功效，而方剂则是将多种药材巧妙配伍以发挥更大效用。
商业中的每一个挑战都是创新和改进的机会。
Only continuous learning can keep us invincible in fierce competition.
在数学中，提出问题的艺术必须比解决问题更有价值。