In the case of Apple though, Einhorn is a fan, not a foe.

FORBES: Peter Oppenheimer Failed When David Einhorn Went Public In His Battle Against Apple

He also said Google was a friend, not a foe, of television.

BBC: Google's Eric Schmidt criticises education in the UK

Even without the terrible powers of the Queen of Blades or the might of the Swarm at her command, the former Ghost remains a foe not to be taken lightly.

FORBES: Blizzard Releases 'Starcraft II: Heart Of The Swarm' Opening Cinematic

Over a light reggae sound, we get a self-pitying tale about not fitting in: of not being about to "tell foe or friend".

BBC: Stephen Morris reviews Gloucester band The Red Moccasins

Facing one of her toughest-ever fields, including her old foe Hay List, admittedly not the force he once was, and the in-form Bel Sprinter, Black Caviar's regular rider Luke Nolen had to jockey for position in the early stages as he sought to overcome an unfavorable inside draw.

CNN: Black Caviar scores her quarter century

The reigning German champions may not be having as successful a season as last campaign but they remain a potent foe, who came into this match having lost only one of their last 10 games.

BBC: Fulham 2-1 Wolfsburg

America has not only to train its ally but also to convince it that jihadists are the real foe.

ECONOMIST: Drawing lessons from a rare success

He will face (when it convenes next month) not just a Congress in which he lacks a majority, but pressures from friend and foe alike.

ECONOMIST: Brazil's presidency

Friends of the Earth (FOE) has said that numerous wetland areas that provide habitats for unique birds and plants were not included on the list sent to Ofwat, the water industry's regulator, by the Environment Agency.

BBC: Campaigners claim beauty spots 'at risk'