The new TV campaign, which ran Tuesday during "One Tree Hill" and "Glee" and which Google plans to continue with new ads, makes a subtle reference to Chrome.
Macron made a subtle reference to a well-known 1927 French book that decried the elites at the time, who embraced reactionary, nationalistic ideologies at the expense of a rational consensus.
This picture is a play on history, making a subtle reference to the familiar 1959 image by Elliott Erwitt, a photographer for Magnum, of Nixon, then the vice president, pointing to the chest of Nikita S. Khrushchev, the Soviet premier, during what came to be known as the "kitchen debate".
Shakespeare makes a subtle reference to Myrrha later when Venus picks a flower: "She crops the stalk, and in the breach appears, Green dropping sap, which she compares to tears".
The key is to make a subtle athletic reference, not to look like you're actually going to the gym.
A small group of individuals, who have tremendous power over what is broadcast, made a calculated decision to eliminate a reference to God in a familiar pledge to make a subtle statement.
Economic protectionism is as close as Trump gets to a core political belief — he's been arguing for it since the nineteen-eighties — and the verb in his campaign slogan, "Make America Great Again," was a subtle reference to manufacturing, a suggestion that the present economy was an aberration and the mid-century version the natural state.
It was one of the few times Mrs. Obama came close to even a subtle reference to the very direct argument being made against her husband's opponent here.
This can be seen as a subtle reference to the Counter-Reformation participants of the time.
It was a subtle reference but not necessarily a flattering one.
