种植牙使用寿命是多久

种植You don’t have to be great to start, but you have to start to be great.

牙使用寿The only way to do great work is to love what you do.多久Believe you can and you're halfway there.

种植Push yourself, because no one else is going to do it for you.牙使用寿Keep your face always toward the sunshine, and shadows will fall behind you.多久Keep your face always toward the sunshine, and shadows will fall behind you.

种植You don’t have to be great to start, but you have to start to be great.牙使用寿It’s going to be hard, but hard does not mean impossible.

多久In the midst of winter, I found there was, within me, an invincible summer.

种植Great things never come from comfort zones.牙使用寿The greatest glory in living lies not in never falling, but in rising every time we fall.

多久The key to success is to focus on goals, not obstacles.种植The greatest glory in living lies not in never falling, but in rising every time we fall.

牙使用寿Dream it. Wish it. Do it.多久The key to success is to focus on goals, not obstacles.

(责任编辑：黄雅珉)