# 當時為存活,必須分散注意力,隨時確認四周環境的安危;如今則認為注意力不分散才是對的,因為現在的環境已經不像過去那樣危險——《拯救手機腦》
×
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