Nearly 20 million people live here and the thrum of human noise is constant.
From their constant human-like murmuring to their upright stances, there is something comforting about meerkats.
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As soon as I arrived, Collette, the director of human resources, became my constant companion.
The market's advantage is that it allows things to evolve in a very human way, through a process of constant experiment, involving the free choices of millions of people.
Glimpses of leading thinkers and the human values they argued for include Immanuel Kant (moral and intellectual autonomy), Benjamin Constant (protection from arbitrary power) and John Stuart Mill (promotion of human individuality).
In a culture that encourages the constant search for the limits of human achievement, we, the fans, the consumers of popular sports entertainment, revel in record-breaking, gravity-defying, barely believable feats on the field of play.
The answer is that adjusted for number inflation, human athletic performance turns out to have been roughly constant over time.
The question of when we started being human and flexing our abilities has been coming under constant revision in recent years.
They found it hard to accustom themselves to the constant eye-watering reek of horse hair and human sweat.
The ability to have constant, portable access to all the information complied by human beings over all of our known existence at the touch of a button, while watching squirrels dance on YouTube.
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The one historical constant in my field is that each time a claim of human uniqueness bites the dust, other claims quickly take its place.
And we must be a source of hope to the poor, the sick, the marginalized, the victims of prejudice -- not out of mere charity, but because peace in our time requires the constant advance of those principles that our common creed describes: tolerance and opportunity, human dignity and justice.
And although the parakeets required human assistance to get from Asia to Britain, their arrival is only an extreme form of the constant, natural shuffling of species brought about by the movements of adventurous individuals which studies such as this seek to monitor.
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