关于坚强的意志，以下是一些英语例子：
I hope you have a strong stomach.
我希望你有坚强的意志。
You need to have a strong stomach to be an ambulance driver.
当救护车司机你一定要有坚强的意志。
I have a strong stomach. After all, they are just protein.
我有坚强的意志。毕竟，它们只是蛋白质。
A man's strength depends not on how hard his shell is, but on how deep his scar is.
一个人的坚强不是看他外壳有多硬，而是看他的疤痕有多深。
The most terrible enemy is the lack of strong faith.
最可怕的敌人就是没有坚强的信念。
At first I pretended to be strong, then I was really strong.
刚开始是假装坚强，后来就真的坚强了。
Since I go to high school, I live in the school and stay away from my parents. I have three roommates, at the beginning, we have trouble in staying in the same room, but now we have got used to it.
自从上高中以来，我一直住在学校，远离父母。我有三个室友，刚开始我们同屋住时有矛盾，但现在我们已经习惯了。其中一个室友给我留下了深刻的印象，因为她上床睡觉前习惯读小说。她告诉我，以前和父母一起住时，她不敢读，因为母亲会因为她睡得太晚而责备她。现在她很高兴自己自由了，但我觉得她很遗憾，因为她现在近视了，而且成绩也落后了。
When all else is lost the future still remains.
就是失去了一切别的，也还有未来。
Keep on going never give up.
勇往直前，决不放弃!
There is no garden without its weeds.
没有不长杂草的花园。
The best preparation for tomorrow is doing your best today.
明天的最好准备就是今天尽力而为。
If a man has no determination, he can never accomplish anything.
如果一个人没有决心，他永远也成就不了任何事情。
We should admire the firmness of rocks and learn from their steadfastness.
我们应当赞美岩石的坚决，并学习它们的坚定不移。
这些例子涵盖了不同的表达方式和语境，展示了坚强意志的多样性和深度。希望这些例子对你有所帮助。