/// <summary>
 /// Subtracts given <see cref="TimeSpan"/> from <paramref name="originalValue"/> <see cref="DateTime"/> and returns resulting <see cref="DateTime"/> in the past.
 /// </summary>
 public static DateTimeOffset Ago(this FluentTimeSpan from, DateTimeOffset originalValue)
 {
     return(from.Before(originalValue));
 }
 /// <summary>
 /// Subtracts given <see cref="FluentTimeSpan"/> from current date (<see cref="DateTimeOffset.Now"/>) and returns resulting <see cref="DateTime"/> in the past.
 /// </summary>
 public static DateTimeOffset Ago(this FluentTimeSpan from)
 {
     return(from.Before(DateTimeOffset.Now));
 }