# 應該是牛頓看到蘋果掉落時,腦袋裡閃過某種想法,也就是直覺到什麼。然後,不斷思考後就歸結出萬有引力法則。——《我的思考,我的光》
×
Sign in
Email
Password
Forgot password
or
By clicking below, you agree to our
terms of service
.
Sign in via Facebook
Sign in via Twitter
Sign in via GitHub
Sign in via Dropbox
Sign in with Wallet
Wallet (
)
Connect another wallet
New to HackMD?
Sign up