"一个人只有非常努力地去做好人后，才能知道自己有多坏。"

The quote suggests that we don't truly understand our flaws until we make a genuine effort to improve ourselves. When we're coasting through life, it's easy to overlook our shortcomings. But once we actively work to be better, those hidden weaknesses become glaringly apparent. It's like cleaning a house—until you start scrubbing the floors, you might not realize how dirty they are.

This idea is relevant historically because it reflects a common theme in human behavior and personal growth. Take the example of the ancient Greek philosophers who emphasized the importance of knowing oneself. They believed that self-awareness was the first step to wisdom. This quote echoes that sentiment, reminding us that true self-awareness comes through struggle and effort.

Let's think about a real-life example: Imagine a person who decides to run a marathon. Initially, they might think they're in decent shape. But as they start training, they quickly realize how out of breath they get and how their muscles ache more than expected. These challenges force them to confront their physical limitations, pushing them to work harder and ultimately improve.

Applying this wisdom involves acknowledging that self-improvement is a journey filled with ups and downs. It means being honest with yourself about where you fall short and having the courage to face those weaknesses head-on. Start by setting small, manageable goals. If you're trying to be more patient, for instance, begin by practicing deep breathing during stressful moments. Gradually, you'll build up your patience, and in the process, you'll notice just how often impatience creeps in.

Let me tell you a story to illustrate this concept. Imagine you're at a coffee shop chatting with a friend. Your friend mentions they've decided to quit smoking. At first, they think it'll be tough but manageable. However, as days go by, they find themselves struggling with cravings, irritability, and the habit of reaching for a cigarette during stressful times. Your friend didn't realize just how ingrained smoking was in their daily routine until they tried to quit. It's through this struggle that they begin to understand the depth of their addiction—and it’s in facing this challenge that they start to truly grow.

So, when you decide to tackle something tough, be prepared for the obstacles. They’re not signs of failure—they’re opportunities for growth. Think about the last time you tried to change a bad habit or improve a skill. You probably found it harder than expected, right? That's normal. It's a sign that you're on the right path.

In the end, it's about persistence and self-reflection. Don't be discouraged by setbacks. Instead, use them as mirrors to see yourself more clearly. Keep pushing forward, and over time, you'll find that those initial struggles lead to significant improvements. And remember, it's not about perfection—it's about progress. As you strive to be good, you'll uncover just how much potential you have to grow.