Challenge, the feeling of accomplishment, and knowing that you have made a contribution.
挑战,成就感和知道自己做出了贡献。
The sight of the food made my mouth water.
看见食物,我就垂涎欲滴。
So, celebrate your success, and invite your parents to celebrate with you, however hard it may be for them. If you continue to be excited about your future, you may come to educate your parents in the same way.