It’s a line from an old Coldplay song.
And while it might not apply to everything in life, it certainly applies to giving thanks, giving a compliment and expressing appreciation.
You might think of the nice thing to say and then question what might happen if you say it. Do I really mean it? Do they really deserve it? Is it completely true? What if this and that…
The fact that you thought of it gives enough credence to the truth of the thought to just go ahead with it.
And no need to wait for the perfect day or time. Right now today is as good as ever.