The morning after a terror attack on London, this Tube board had an important message

Returning to work in any city after a major terrorist incident can often be a cause for concern or worry. However, with a visible police presence on public transport, Londoners returned to their day-to-day lives this morning.

One message of defiance that caught people's eye on their commute has struck a chord with many passengers, and is being shared across social media.

The message board at Tower Hill underground station had an important message for commuters that was apparently quite “hard to write”.

The board gives as a quote of the day:

The flower that blooms in adversity is the rarest and most beautiful of them all.

People are very glad to see it: