Narrow horizons are not as restrictive as they seem.

That was the late 1980s, when even the biggest clubs still had small payrolls, narrow horizons and parochial outlooks.

The narrow horizons of government thinking on the environment mean that trees planted in cities are insufficiently diverse and as such vulnerable to disease, pests and drought.

I played professional sport for more than 20 years and, although fun, it could provoke artificially narrow horizons.