Explain better possible attacks

wiki/src/doc/encryption_and_privacy/your_data_wont_be_saved_unless_explicitly_asked.mdwn

@@ -24,8 +24,8 @@ Accessing internal hard disks
 
 <ul>
   <li>You can leave traces of your activities in Tails on the hard disks.</li>
-  <li>If Tails is compromised, it puts your usual operating system at risk.</li>
-  <li>If an application is compromised, this can lead to de-anonymisation.</li>
+  <li>If Tails is compromised, a malware could install itself on your usual operating system.</li>
+  <li>If an application in Tails is compromised, it could access private data on your disks and use it to de-anonymize you.</li>
 </ul>
 
 </p>