He is living in a world of ignorance.

He likes to take a walk in the park at dusk.

This system enables real-time operation.

We will start the meeting at 3 p.m. Central European Time.

We plan to hold the meeting in Western European Time.

I will start the meeting at 9 a.m. Eastern European Time.

The time complexity of this algorithm is O(n).

He claims to have seen an unidentified flying object.

We should always remember the power of Kannon in difficult times.

He said, 'See Naples and die,' and went on a trip to Italy.