如何将用户提供的数据传递给下一个活动

    final DatabaseReference ref = FirebaseDatabase.getInstance()
            .getReferenceFromUrl("https://messageplus-cd647.firebaseio.com/");
    addData.setOnClickListener(new View.OnClickListener()
    {
        @Override
        public void onClick(View view)
        {
            MyUser user;
            LayoutInflater inflater = getLayoutInflater();
            View myView = inflater.inflate(R.layout.activity_main, null);
            EditText userNumber = (EditText) findViewById(R.id.field_phone_number);
            user = new MyUser(input_name.getText().toString(), input_email.getText().toString(), input_status.getText().toString(), input_quote.getText().toString());
            ref.child("Users").child(String.valueOf(userNumber)).setValue(user).addOnCompleteListener(new OnCompleteListener<Void>() {
                @Override
                public void onComplete(@NonNull Task<Void> task) {
                    if (task.isSuccessful())
                    {
                        //USER SAVED
                    }
                }
            });
        }
    });
    final DatabaseReference ref = FirebaseDatab