《公主日记》中的一些哲理英语句子包括：

Courage is not the absence of fear but rather the judgment that something else is more important than fear.勇气并不是没有恐惧，而是有比恐惧更重要的判断。勇敢的人不会长生不老，但是谨小慎微的人根本无法生存。

To be a princess, you have to believe that you are a princess. You've got to walk the way you think a princess would walk. So, you gotta think tall, you gotta smile and wave, and just have fun.要想成为公主，你得相信自己就是一个公主。你应该像你所想象中的公主那般为人处世。另外，你得高瞻远瞩，从容不迫，笑对人生。

No one can make you feel inferior without your consent.未经你的同意没人能使你感到自卑。

From now on, you’ll be travelling the road between who you think you are and who you can be. The key is to allow yourself to make the journey.从现在起你将面临人生道路上的选择：是甘于做一个你自认为合适、安于现状的人，还是努力奋斗，做一个你能够成为的人。问题的关键在于你要作出选择。

I don't want to be anybody else, I just want to be me.我并不想成为别的什么人，我只想做我自己。

The world doesn't owe you a good time just because you look a certain way.世界并不会因为你的衣着和外表就对你友好。

这些句子不仅富有哲理，而且鼓励人们要勇敢、自信、独立，享受生活的每一刻。希望这些句子能对你有所启发和帮助。