"私たちはこれらの日々について永遠に笑い合うでしょう。"

Simplified Meaning:

Imagine you and your friends go through tough or weird experiences together, like getting lost on a trip or dealing with a big mess in the kitchen. Even though it may have been stressful or scary at the time, you all get through it. Later on, when you think back to those moments, you find them funny and entertaining because you faced them together and survived. For example, think about someone who had a bad first date where everything went wrong. After some time passes, they can look back and laugh about how they spilled their drink or tripped on their way into the restaurant. In life, some of the best stories and memories come from imperfect situations. These shared moments allow people to bond and appreciate their journey. When remembering these times, joy and laughter often replace any old fears or frustrations, making them an important and cherished part of life.