Settings:
 - Check 'Restore previous session'
 - Uncheck 'Remember logins for sites'
Add-ons:
 - Install HTTPS Everywhere
 - Install UBlock Origin
 - Install Privacy Badger
Keyword searches:
 - Set 'w' to Wikipedia
 - Set 'q' to Wiktionary
 - Set 'd' to DuckDuckGo
 - Set 's' to Startpage
 - Set 'n' to National Weather Service
 - Set 'o' to StackOverflow
 - Set 'g' to Google
 - Set 'a' to WolframAlpha