Use 'always' when you want to say something happens all the time or every time. It means something does not stop and happens on all occasions.
She always drinks water in the morning.
I always go to school by bus.
'Always' here shows that something is true now, was true before, and will be true later. It means something never changes.
He will always be my friend.
Love always wins in the end.
Here, 'always' says that something happens most of the time or very often, but there may be some times it does not happen.
He is always late for class.
The bus is always crowded in the morning.
In advice or commands, 'always' means that you should do something all the time as a rule or habit. It encourages continuous behavior.
Always be kind to others.
You should always speak the truth.
'Always' in science and logic means something happens every time without error or exception. It shows certainty and reliability.
The signal is always strong at this frequency.
This algorithm always returns the correct result.
Rarely, 'always' is used as a noun to mean an eternal or never-ending time, often poetically or in literary language.
He lived in the always of his dreams.
The poem speaks of love’s always.