Is Facebook Dangerous?

[Fabo]

They says to me who facebook is dangerous
They says to me who you can take viruses from facebook
They says to me who many hacker are on facebook and they try every day to crack your password
Are all these real ??
and if Yes please tell me how to protect my self form all of this and more !

[G]

• Your information is being shared with third parties

• Privacy settings revert to a less safe default mode after each redesign

• Facebook ads may contain malware

• Your real friends unknowingly make you vulnerable

• Scammers are creating fake profiles

The best policy is to stay away from facebook, myspace, etc.