Different people have different value, so our opinion would clash each other. However, this accumulation of this experiences will make wonderful plans and more will become the cornerstone of my goal in the end. I will not hesitate to tell my opinions and communicate with my companions and want to have cherished memories of my life. 聼起來自然嗎?

Different people have different values, so, our opinions would clash with one another. However, the accumulation of these experiences will bring about wonderful outcomes, and, furthermore, will become the cornerstone of my goals in the future. I will not hesitate to tell my opinions, communicate with my companions, or have cherished memories for all my life.

Most of what I noticed was plural issues. Nice job though!