Sentiment played no part in his third wife's marriage to him.
But let's not forget that market sentiment plays an important part in how the market behaves.
He examines their attitudes toward exploration and empire generally, sorts out how the ethos of the one age subtly evolved into that of the next and discusses the roles honor, tradition and sentiment played in people's lives.
That sentiment played a role in Betsy Smith's decision to retire in June after 20 years with the EPA's Office of Research and Development — a department singled out for massive cuts in Trump's first budget proposal.
George Smith's comeback showed, in a very different way to the case of his fellow survivor from the 2001 series, O'Driscoll, that sentiment plays no part in professional sport.
Despite its genre trappings, ET balanced its fantasy content with an academy-pleasing dose of sentiment, played out in the home life of Elliott Henry Thomass), a lonely 10-year-old whose parents are separating.
Last week, when action was blocked in the United States Senate on a $7 billion package for health problems related to 9/11, some supporters believed that anti-New York sentiment played a role, with conservatives wary of sending so much money to a city they equate with urban excess.
I recall Adrian McNally, musical director for the Unthanks, talking one dark and glowering evening of the strange, stark beauty of this landscape, its dourness, its threat, but its tenderness too, and how his role is often to define the relationship between the two – the sweetness of a lyric or a sentiment played against music that is sharp or severe.
Romanticism has never meant much to the gods of rugby: had sentiment played the slightest part in their thinking, they would have ensured that the great French full-back Serge Blanco laid hands on the Webb Ellis Cup during the global tournament's early years and seen to it that the extraordinary All Black wing Jonah Lomu received proper payment for services rendered in 1995 and 1999.
Sentiment plays little part in New Zealand rugby, where Gatland's attitudes to the game were forged.
